Environment & Sustainability Tenders & Grants

Discover procurement opportunities and grant funding for sustainability, climate and environment. Renewable energy, water and sanitation, waste management, climate adaptation, biodiversity and nature-based solutions — curated for green contractors, climate consultancies, ESG-focused firms and environmental NGOs.

16,003 open opportunities in this category

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Who this is for

Renewable energy EPCs, water engineering firms, climate advisory, carbon verification bodies, environmental NGOs, ESG consultancies.

Top Funders

Major sources of procurement and grant funding in this category:

Green Climate Fund

The largest dedicated climate finance pool, funding mitigation and adaptation projects in developing countries.

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World Bank

Climate Change Action Plan, PROBLUE, energy transition and water global practice lending.

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GEF

Global Environment Facility — biodiversity, climate change, chemicals and waste.

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EU Green Deal

Horizon Europe, Innovation Fund, Modernisation Fund and the Circular Economy Action Plan.

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AfDB

African Development Bank — Sustainable Energy Fund for Africa, Desert to Power, African Water Facility.

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USAID

Climate and water security programming, resilience funding.

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Get Environment & Sustainability Alerts

A weekly digest of only environment & sustainability tenders and grants for where you do business.

Environment & Sustainability Opportunities

Discover procurement opportunities and grant funding for sustainability, climate and environment. Renewable energy, water and sanitation, waste management, climate adaptation, biodiversity and nature-based solutions — curated for green contractors, climate consultancies, ESG-focused firms and environmental NGOs.

Here is a selection of recent tenders and grants. Register for free to view all environment & sustainability opportunities.

Environment & Sustainability Tenders

Corrosion protection services on an 'as and when required' basis for eleven (11) Eskom peaking sites for a period of 5 years (gourikwa & ankerlig gas turbine, gariep, vanderkloof & ncora hydropower, ingula, drakensberg & palmiet pumped storage schemes, sere wind farm, port rex and accacia aeroderivative)

TENDER Open

South Africa, National 23 Oct 2026 (Closes in 25 days) E3599GXPOU

Corrosion protection services on an 'as and when required' basis for eleven (11) Eskom peaking sites for a period of 5 years (gourikwa & ankerlig gas turbine, gariep, vanderkloof & ncora hydropower, ingula, drakensberg & palmiet pumped storage schemes, sere wind farm, port rex and accacia aeroderivative)

Procurement of independent proactive assurance services for Private Sector Participation processes relating to the Richards Bay Gas-to-Power Project and Eskom Green’s renewable energy pipeline, including assurance over RFQ/RFP documentation, evaluation processes, governance submissions, negotiation processes, award recommendations and compliance with applicable procurement governance requirements.

TENDER Open

South Africa, Gauteng 13 Oct 2026 (Closes in 15 days) E3570CXMWP

Description of Procurement Eskom requires independent proactive assurance services for Private Sector Participation procurement processes relating to the Richards Bay Gas-to-Power Project and Eskom Green’s renewable energy pipeline, including the 2 GW priority projects and Tubatse Pumped Storage Project. The service provider will provide real-time procurement, governance, compliance, risk and pro

Installation of doors and wind

RFQ Open

South Africa, KwaZulu-Natal 28 Sep 2026 (Closes today) ETH-RFQ-356407

Installation of doors and wind

Appointment of a service provider to do annual veld condition assessments on state owned mature reserves for the period of four (4) years 01 April 2028 – 31 March 2032 (three seasons)

TENDER Open

South Africa, Limpopo 14 Oct 2026 (Closes in 16 days) EDET330/2026

Appointment of a service provider to do annual veld condition assessments on state owned mature reserves for the period of four (4) years 01 April 2028 – 31 March 2032 (three seasons)

Appointment of a service provider for helicopter services for annual aerial census: Department of economic development, environment and tourism for a period of three (3) years

TENDER Open

South Africa, Limpopo 14 Oct 2026 (Closes in 16 days) EDET329/2026

Appointment of a service provider for helicopter services for annual aerial census: Department of economic development, environment and tourism for a period of three (3) years

Bid SAWS-453/26

TENDER Open

South Africa, Western Cape 12 Oct 2026 (Closes in 14 days) 170763

Supply and delivery of Hydrogen Generators with onboard and handheld hydrogen leak detection devices and sensors, Reverse Osmosis and Water De-Ionizer Systems, and Water Filtration Systems.

Request to appoint a service provider (sp) to provide repairs and maintenance services of vehicle in Cape Town, as per attached annexure a.

QUOTATION Open

South Africa, Western Cape 29 Sep 2026 (Closes tomorrow) RFQ0001285

Request to appoint a service provider (sp) to provide repairs and maintenance services of vehicle in Cape Town, as per attached annexure a.

Request to appoint a service provider (sp) to provide plumbing training and trade test.

QUOTATION Open

South Africa, Western Cape 29 Sep 2026 (Closes tomorrow) RFQ0001286

Request to appoint a service provider (sp) to provide plumbing training and trade test.

Request to appoint a service provider (sp) to supply and deliver safety protective clothing as per attached annexure a.

QUOTATION Open

South Africa, Western Cape 29 Sep 2026 (Closes tomorrow) RFQ0001284

Request to appoint a service provider (sp) to supply and deliver safety protective clothing as per attached annexure a.

Design, supply, installation, and commissioning capability of the total rooftop PV solution for Single phase customers from 20 – 60 Amps

TENDER Open

South Africa, Gauteng 6 Oct 2026 (Closes in 7 days) SAPVIA-109223

Dear Members, Please see below tender opportunity for your attention: Design, supply, installation, and commissioning capability of the total rooftop PV solution for Single phase customers from 20 – 60 Amps Issuing Body: Eskom Ideal Bidder: An established electrical engineering or renewable energy company with proven experience in designing, supplying, installing, and commissioning rooftop PV s...

TPL/2026/09/0613/11281/RFP

TENDER Open

South Africa, National 16 Oct 2026 (Closes in 18 days) 170704

Professional services for engineering consultant in strategic planning and project support for Transnet pipelines’ renewable energy rollout for a period of 3 years

Supply, delivery and installation of 20m solar highmast floodligt with some local content items (includes: Concrete casting, formwork, earthworks, assembling, bolts, plates, plugs, wiring and all associated works-CIDB contractor (CIDB grading 2EP)

QUOTATION Open

South Africa, Eastern Cape 2 Oct 2026 (Closes in 4 days) WTE1048CE

Supply, delivery and installation of 20m solar highmast floodligt with some local content items (includes: Concrete casting, formwork, earthworks, assembling, bolts, plates, plugs, wiring and all associated works-CIDB contractor (CIDB grading 2EP)

Appointment of a renewable energy Engineering, Procurement, and Construction (EPC) Service Provider, for the Installation of Solar and Battery Storage Solutions for the Quantum V3 Facility

TENDER Open

South Africa, Western Cape 29 Sep 2026 (Closes today) SAPVIA-109220

Dear Members, Please see below tender opportunity for your attention: Appointment of a renewable energy Engineering, Procurement, and Construction (EPC) Service Provider, for the Installation of Solar and Battery Storage Solutions for the Quantum V3 Facility Issuing Body: Atlantis Special Economic Zone SOC LTD Ideal Bidder: An established EPC contractor with proven experience in designing, proc...

Supply, delivery and installation of New Hydrogen H2 Production Plant for a period of 11 months at Kendal Power Station.

TENDER Open

South Africa, Mpumalanga 1 Oct 2026 (Closes in 3 days) E3529GXMPKEN

Supply, delivery and installation of New Hydrogen H2 Production Plant for a period of 11 months at Kendal Power Station.

Supply, delivery and installation of New Hydrogen H2 Production Plant for a period of 11 months at Kendal Power Station.

TENDER Open

South Africa, Mpumalanga 1 Oct 2026 (Closes in 3 days) E3529GXMPKEN

Supply, delivery and installation of New Hydrogen H2 Production Plant for a period of 11 months at Kendal Power Station.

Clearance, collection, transport and safe disposal/incineration of illegally dumped medical/ hazardous/ toxic waste

TENDER Open

South Africa, Western Cape 13 Oct 2026 (Closes in 15 days) CCT-329082

Clearance, collection, transport and safe disposal/incineration of illegally dumped medical/ hazardous/ toxic waste URBAN WASTE MANAGEMENT / Waste Services

Term tender for the collection, loading, transport and disposal of animal carcasses and associated emergency response services

TENDER Open

South Africa, Western Cape 12 Oct 2026 (Closes in 14 days) CCT-329081

Term tender for the collection, loading, transport and disposal of animal carcasses and associated emergency response services URBAN WASTE MANAGEMENT / Waste Services

Cleaning of windows and ledges at city of cape town facilities

RFI Open

South Africa, Western Cape 2 Oct 2026 (Closes in 4 days) CCT-329034

Cleaning of windows and ledges at city of cape town facilities CORPORATE SERVICES / Facilities Management

Supply and deliver small plant equipment

RFI Open

South Africa, Western Cape 1 Oct 2026 (Closes in 3 days) CCT-329032

Supply and deliver small plant equipment CORPORATE SERVICES / Fleet Management

Off-Grid Solar PV Electrification & Maintenance Contract for Maqhashiya Village

TENDER Open

South Africa, KwaZulu-Natal 30 Sep 2026 (Closes tomorrow) SAPVIA-109138

Dear Members, Please see below tender opportunity for your attention: Off-Grid Solar PV Electrification & Maintenance Contract for Maqhashiya Village Issuing Body: Eskom Ideal Bidder: An experienced electrical contractor or renewable energy company with proven expertise in off-grid solar PV installations, particularly in rural settings. The bidder must have the capacity for both installation an...

Cancellation Letter for Request for Proposal for Eskom renewable energy offtake commissioned in phases – 291MW solar PV capacity

TENDER Open

South Africa, Gauteng 30 Oct 2026 (Closes in 32 days) E1671DXMWPCancel

Cancellation Letter for Request for Proposal for Eskom renewable energy offtake commissioned in phases – 291MW solar PV capacity

Term tender for the supply and delivery of maintenance, repair, upgrade and refurbishment services for high voltage air insulated switchgear (ais).

TENDER Open

South Africa, Western Cape 20 Oct 2026 (Closes in 22 days) CCT-328999

Term tender for the supply and delivery of maintenance, repair, upgrade and refurbishment services for high voltage air insulated switchgear (ais). ENERGY / Electricity Generation and Distribution

TNPA/2026/08/0002/114628/RFP

RFP Open

South Africa, Boegoebaai 2 Oct 2026 (Closes in 4 days)

Provision of professional services to Strategic Marine Fauna Feasibility Study for the proposed Boegoebaai Port Development Project for a period of Six (6) months.

SBM 33/25/26

TENDER Open

South Africa, Western Cape 9 Oct 2026 (Closes in 11 days) 169410

Appointment of a service provider for monitoring, quality control and process advisory services at wastewater treatment plants and water distribution network in the Saldanha bay region for the period ending 30 June 2029.

CTICC 006/2027

TENDER Open

South Africa, Western Cape 28 Sep 2026 (Closes today) 169390

CTICC 006/2027: Panel: Provision of Plumbing Maintenance Services

Environment & Sustainability Grants

H5 Bird Flu Wildlife Preparedness Grant Program

Open Environment, energy & climate AU 61867

Australia Up to $500 30 Sep 2026 (3 days left)

The H5 Bird Flu Wildlife Preparedness Grant Program provides authorised wildlife shelter operators and authorised foster carers funding to improve preparedness in response to H5N1 avian influenza (H5 bird flu).

2025 Tribal Multifamily Finance Super Notice of Funding Availability

Open Housing, Community and Economic Development US

United States 30 Sep 2026 (3 days left)

The Department announces the availability of approximately $50 million in funds available through this first round of the Tribal Multifamily Finance Super Notice of Funding Availability (Tribal MFSN). This NOFA makes funds more easily accessible to Tribes and Tribal Entities and provides flexible options to address the unique needs of Indian communities to achieve better outcomes in health, climate, and household stability. Rather than utilizing a set-aside within the standard MFSN Program, this NOFA operates independently and is tailored to meet the specific affordable housing needs of California Tribes. Funds offered under this NOFA and the criteria specified herein are available solely and exclusively to eligible Tribal Entities. This NOFA provides forgivable loans to assist with the...

Transformative Climate Communities Round 6 PLANNING Grant (FY 25-26)

Open Disadvantaged Communities; Employment, Labor & Training; Energy; Environment & Water; Health & Human US

United States Up to $300,000 30 Sep 2026 (3 days left)

The Transformative Climate Communities Program furthers the purposes of AB 32 (Nunez, 2006) and AB 2722 (Burke, 2016) by funding projects that reduce greenhouse gas emissions (GHG) through the development and implementation of neighborhood-level transformative climate community plans that include multiple coordinated GHG emissions reduction projects that provide local economic, environmental, and health benefits to disadvantaged communities. The Transformative Climate Communities (TCC) Program, established by AB 2722 (Burke, 2016), invests in community-led climate resilience projects in the state’s most overburdened communities. The program objectives are to reduce greenhouse gas emissions, improve public health and the environment, and support economic opportunity and shared prosperity...

Transformative Climate Communities Round 6 PROJECT DEVELOPMENT Grant (FY 25-26)

Open Disadvantaged Communities; Disaster Prevention & Relief; Employment, Labor & Training; Energy; Envir US

United States $1 - $5,000,000 30 Sep 2026 (3 days left)

The TCC Program furthers the purposes of AB 32 (Nunez, 2006) and AB 2722 (Burke, 2016) by funding projects that reduce greenhouse gas emissions (GHG) through the development and implementation of neighborhood-level transformative climate community plans that include multiple coordinated GHG emissions reduction projects that provide local economic, environmental, and health benefits to disadvantaged communities. The Transformative Climate Communities Program (TCC), established by AB 2722 (Burke, 2016), invests in community-led climate resilience projects in the state’s most overburdened communities. The program objectives are to reduce greenhouse gas emissions, improve public health and the environment, and support economic opportunity and shared prosperity. TCC’s unique, place-based str...

Transformative Climate Communities Round 6 IMPLEMENTATION Grant (FY 25-26)

Open Disadvantaged Communities; Employment, Labor & Training; Energy; Environment & Water; Food & Nutriti US

United States 30 Sep 2026 (3 days left)

The TCC Program furthers the purposes of AB 32 (Nunez, 2006) and AB 2722 (Burke, 2016) by funding projects that reduce greenhouse gas emissions (GHG) through the development and implementation of neighborhood-level transformative climate community plans that include multiple coordinated GHG emissions reduction projects that provide local economic, environmental, and health benefits to disadvantaged communities. The Transformative Climate Communities (TCC) Program, established by AB 2722 (Burke, 2016), invests in community-led climate resilience projects in the state’s most overburdened communities. The program objectives are to reduce greenhouse gas emissions, improve public health and the environment, and support economic opportunity and shared prosperity. TCC’s unique, place-based str...

Forest Legacy Program Capacity and Project Development 2026

Open Environment & Water US

United States $50,000 - $150,000 30 Sep 2026 (3 days left)

CAL FIRE’s Forest Legacy Program funds landscape-scale conservation projects intended to conserve working forests and working forested landscapes. This solicitation aims to increase organizational capacity for eligible applicants and support the development of high-quality forest conservation projects. Funding for this solicitation is limited to the preparation and development of potential future projects. Eligible Activities: Future Projects - Funding for Forest Legacy Grant Due Diligence: Grant funds can be requested to prepare and develop future working forest conservation easement or fee acquisition projects for completion under a Federal OR State Grant. These will be referred to as “Future Projects” throughout the grant guide. The actual transactions for these Future Projects will ...

Efficient and Resilient Public Building Grant

Open US

United States $50,000 - $200,000 30 Sep 2026 (3 days left)

Awarding agency: Illinois Environmental Protection Agency. Application period: 08/18/2026 - 09/30/2026. Award range: $50000 - $200000.

Innovative Water Infrastructure Workforce Development Grant

Open Education US EPA-OW-OWM-26-03

United States Up to $7,800,000 5 Oct 2026 (7 days left)

The U.S. Environmental Protection Agency (EPA) is soliciting applications under the authority of the Safe Drinking Water Act (SDWA) section 1459E to accelerate career pipelines in the water utilities sector and provide access to water utility workforce opportunities. This action advances the Administration’s priorities, including the goals of Make America Healthy Again, by focusing on building the nation’s water workforce which is critical to ensuring public health and environment protection. Consistent with the law, this action will help inform people about the role of water and wastewater utilities in their communities and increase the awareness of water utility career opportunities.The purpose of this funding opportunity is to support expanding career opportunities in the drinking wa...

Request for Information - Gauging Investor Interest in the Development and Commercialization of Subsurface Energy Technologies

Open Energy US DE-FOA-0003671

United States $1 - $2 5 Oct 2026 (7 days left)

The U.S. Department of Energy (DOE)’s Hydrocarbons and Geothermal Energy Office (HGEO) is issuing this Request for Information (RFI) to notify parties of its potential interest in connecting private capital/ public-private partnership programs to industry opportunities. This initiative provides HGEO’s technical expertise across the Office of Subsurface Energy’s three core program areas: Coal, Oil & Gas, and Geothermal. Ultimately, the goal is to use HGEO’s research and development (R&D) capabilities to support industry and capital.Through this RFI, DOE requests input from all stakeholders, particularly the financial sector, to gauge investor interest in the development and commercialization of subsurface-energy technologies. This is solely a request for information and not a Not...

The Australian Government is inviting applications by an open competitive process to apply to deliver services under the Protecting the Great Barrier Reef — Community Stewardship Program Round 2

Open Natural resources - conservation and protection AU 2025-5060

Australia 6 Oct 2026 (9 days left)

The Australian Government announced a total of up to $12.5 million (GST exclusive) over 7 years from 2023–24 to 2029–30 for the Protecting the Great Barrier Reef – Community Stewardship Program. For this grant opportunity (Round 2), up to $7.538 million (GST exclusive) is available over 4 years from 2026–27 to 2029–30. Objectives of the Round 2 grant opportunity are to: deliver community-based, on-ground actions that measurably improve the health and resilience of key Reef species and habitats build a long-lasting inclusive and interconnected community stewardship network that mobilises and coordinates communities, Traditional Owners and partners to protect the Reef. Intended outcomes of the Round 2 grant opportunity are to: contribute to the delivery of the Reef 2050 Plan and at least ...

Farm and Ranch Solid Waste Cleanup and Abatement Grant Program FR92

Open Agriculture; Disadvantaged Communities; Environment & Water US FR92

United States 7 Oct 2026 (9 days left)

The Farm & Ranch Solid Waste Clean Up & Abatement Grant program provides funding for cleaning up and preventing illegal dumping on agricultural properties (CCR, Section 17991(d)). Each fiscal year has four application cycles, with the fourth serving as the pilot cycle. Cycle 92 (FR92) is the second cycle. CalRecycle administers the program per Section 48100 of the Public Resources Code. The project sites eligible for the grant must be located on 'farm and ranch' property, encompassing both private and public land, where the owner is not held responsible for the illegal disposal. The definition of 'farm and ranch' property can be found in the Eligible Geographies section below. Grantees are given approximately two years to complete the project(s). The sites should be fully remediated (cl...

Powering Affordable Reliable Technology (PART) Energy Program

Open Energy US RUS-PART-2026

United States $1,000,000 - $100,000,000 9 Oct 2026 (11 days left)

The Rural Utilities Service (RUS or the Agency), a Rural Development (RD) Agency of the United States Department of Agriculture (USDA), is soliciting Letters of Interest (LOI) for loan Applications, announcing the Application process for those loans, and providing deadlines for Applications from eligible entities under the Powering Affordable Reliable Technology (PART) Energy Program. These loan funds will be made to qualified PART Applicants to finance power generation Projects for Renewable Energy Resource (RER) systems or Energy Storage Systems (ESS) that support RER Projects. The PART Program is making approximately $410 million in appropriated budget authority (BA) funding available under the Inflation Reduction Act of 2022 (IRA). RUS will process and evaluate complete LOI on a rol...

Extreme Heat and Community Resilience Program Round 2

Open Disadvantaged Communities; Disaster Prevention & Relief; Education; Energy; Environment & Water; Hea US

United States $750,000 - $4,500,000 13 Oct 2026 (16 days left)

The Extreme Heat and Community Resilience Program (Extreme Heat Program) is housed within the Governor’s Office of Land Use and Climate Innovation (LCI). The Program provides funding for projects to protect California communities most vulnerable to the impacts of extreme heat. Round 2 will fund infrastructure projects with funding from the 2024 Climate Bond (Proposition 4) and the Greenhouse Gas Reduction Fund. Early Infrastructure Projects fund heat-related infrastructure planning and a demonstration project that tests proposed approaches. Awards range from $750,000 to $1.2 million. Advanced Infrastructure Projects fund the implementation of heat-related infrastructure projects that have been identified through prior planning efforts and determined to be feasible. Awards range from $3 ...

ROSES25: A.13 Accelerating Earth Solutions

Open Science_technology_and_other_research_and_development US NNH25ZDA001N-AES

United States 15 Oct 2026 (17 days left)

NOTICE: Amended July 17, 2026. This amendment presents a new program element in ROSES-2025. Proposals are due October 15, 2026. The pre-proposal teleconference will be held on approximately 6 weeks after the release of the program element on a no-advance-reservation, first-to-dial-in basis. Teleconference information will be posted under other documents on the NSPIRES page for this program element approximately 2 weeks after the element release. This new program element solicits a broad range of research and applications including topics from what were previously individual program elements (agriculture, disaster resilience, natural resources, health and air quality, water resources, wildland fire, energy systems, and resilient infrastructure). The S/T/M Section of the anonymized propos...

LA County TECH (CEA-LAT) Grant – Round 3

Open Education; Energy US

United States 15 Oct 2026 (18 days left)

The CEA-LAT Grant Program supports community-based organizations that conduct outreach and education related to the Technology for Equipment and Clean Heating (TECH) Clean California initiative. Grant-funded activities help residents learn about building decarbonization, electrification technologies, healthy homes, and opportunities to access clean energy incentives. Who Can Apply? Round 3 is a limited funding opportunity. Applicants must: Be headquartered in ZIP Code 91326. Meet all applicable CEA-LAT Grant Program eligibility requirements. Request no more than $75,000 in grant funding. Not have previously received funding through the CEA-LAT Grant Program. Interested organizations are encouraged to review the Round 3 application requirements and submit their applications before the Oc...

Tire-Derived Aggregate Grant Program

Open Environment & Water US

United States $1 - $375,000 15 Oct 2026 (18 days left)

The Tire-Derived Aggregate (TDA) Grant Program (Program) provides assistance to local governments to solve a variety of engineering challenges, using tire derived aggregate from shredded tires as an alternative to conventional lightweight aggregates in civil engineering projects and assists in diverting waste tires from landfill disposal, prevent illegal tire dumping, and promote markets for recycled-content tire products. Tire-Derived Aggregate (TDA) is made from shredded tires as an alternative to conventional lightweight aggregates that is: Lightweight Free-draining Less expensive Eligible Applicants Include: -All California local government entities, including cities, counties, and cities and counties. -Special districts, including transportation districts. -Joint Powers Authorities...

FY26 Bureau of Land Management Youth Conservation Corps - Bureau wide

Open Natural_resources US L26AS00064

United States $30,000 - $220,000 16 Oct 2026 (18 days left)

The Headquarters Bureau of Land Management (BLM) offices have collaborated with Qualified Youth Corps, as authorized by the Public Lands Corps Act (PLC), to accomplish natural and cultural resource-focused projects for numerous years. This program"s projects provide opportunities to gain work experience in public lands and natural resources management. Through their BLM experience, youth gain an appreciation for public lands, learn about natural resource management careers, and become the next generation of public lands stewards. The BLM Youth Program helps the agency accomplish projects across all program areas in support of the BLM"s multiple-use mission. The BLM Youth Program partners with qualified youth corps through the Public Lands Corp (PLC) Program to engage individuals between...

Illegal Disposal Site Abatement Grant Program

Open Disadvantaged Communities; Environment & Water; Health & Human Services; Housing, Community and Econ US SWC 108

United States 16 Oct 2026 (19 days left)

This program provides financial assistance in the form of reimbursement grants up to $500,000 to help public entities accelerate the pace of cleanup, restore sites, and turn today’s problems into tomorrow’s opportunities. Widespread illegal dumping of solid waste adversely impacts Californians in many ways. Properties on which illegal dumping occurs lose economic value; create public health and safety and environmental problems; and degrade the enjoyment and pride in the affected communities. Abandoned, idled, or underutilized properties due to unauthorized dumping impact what were once the sources of economic benefits to a community. Many such properties have been abandoned or have owners who are unable or unwilling to pay the costs of cleanup.

ROSES25: A.14 Atmosphere

Open Science_technology_and_other_research_and_development US NNH25ZDA001N-ATMOS

United States 20 Oct 2026 (22 days left)

PLEASE NOTE: this program has MANDATORY Notices of Intent, which are due via NSPIRES by 8/20/2026. See the full posting on NSPIRES for details. NOTICE: Amended July 20, 2026. This amendment adds this new program element to ROSES-2025. Mandatory Notices of Intent are due by August 20, 2026, and proposals are due October 20, 2026. Any proposal not preceded by an on-time NOI will be declined without review. Proposals submitted to this program will be evaluated using dual anonymous peer review, see Section 4.4. Proposers to this program element are strongly encouraged to use the optional Earth Science Division template for the required summary table of work effort of the proposal; templates are available at https://science.nasa.gov/researchers/templates-for-earth-science-division-app...

Advancing atmospheric and aerial autonomy

Open Nerc GB advancing-atmospheric-and-aerial-autonomy

United Kingdom 21 Oct 2026 (24 days left)

Apply for proof-of-concept funding to develop and deploy innovative autonomous solutions for atmospheric science research or autonomous aerial systems for environmental science.

Research Infrastructure Renewal

Open Nerc GB research-infrastructure-renewal

United Kingdom 21 Oct 2026 (24 days left)

Apply for capital funding to renew, replace and enhance capabilities for environmental science. The funding opportunity is for existing facilities, laboratories and other national capabilities which are demonstrably available for use by the wider environmental science community.

Recycled Glass Processing Incentive Grant Program (FY 2026-27)

Open Environment & Water US

United States $1,000,000 - $4,000,000 22 Oct 2026 (25 days left)

The fundamental goal of the Program is to stimulate an increase of furnace-ready glass cullet in the making of new glass beverage containers within the State of California. Eligible Projects Include: This grant is for projects that demonstrate the ability to expand furnace-ready glass cullet processing in the State of California. Projects must be located in California. Applicants will be required to identify the location and provide location documentation within the application. The applicant must match the amount of any grant received from the grant program in an amount equal to or greater than the grant amount. Other funding received from CalRecycle is not eligible to be used as match for this grant program. Within 12 months of receiving a grant from CalRecycle the entity receiving th...

Resilient economy and security through ecosystem transitions grants

Open Nerc GB resilient-economy-and-security-through-ecosystem-transitions-grants

United Kingdom Up to $2,500,000 22 Oct 2026 (25 days left)

Apply for funding to improve our understanding of how ecosystem change affects resilience, security and prosperity as part of the NERC-Defra co-funded Resilient Economy and Security through Ecosystem Transitions programme.

Community, Convening & Collaboration for Accelerator Awardees

Open Equity GB WT-RFP-11614

United Kingdom 23 Oct 2026 (25 days left)

Seeking an experienced partner to design, deliver and steward a multi-year community, convening and collaboration programme for Wellcome Accelerator Awardees, supporting connection, opportunity, collaboration and long-term career progression. Suppliers should view the RFP through the Oracle portal, where they should also submit any questions.

Delta Community, Environment, and Climate Grant Program

Open Agriculture; Disadvantaged Communities; Environment & Water; Housing, Community and Economic Develop US

United States $100,000 - $2,000,000 23 Oct 2026 (25 days left)

The purpoose of the Delta Community, Environment and Climate Grant Program is to fund multibenefit projects in the Delta and Suisun Marsh. The Conservancy is soliciting proposals for three different priorities: Community Enhancement, Nature-Based Solutions, and Ecosystem Restoration. The purpose of the Delta Community, Environment and Climate Grant Program is to fund multibenefit projects in the Delta and Suisun Marsh. The Conservancy is soliciting proposals for three different priorities: Community Enhancement, Nature-Based Solutions, and Ecosystem Restoration. • Community Enhancement planning and implementation projects will benefit Delta communities through public access, recreation and tourism, historic and cultural preservation, environmental education, and community engagement. Fu...

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Frequently Asked Questions

Who buys green tenders?

State utilities, national energy and water regulators, multilateral development banks, climate funds, and municipalities. Increasingly, private off-takers procure via public PPA frameworks.

How do grants differ from tenders in this space?

Grants typically fund feasibility, pilots, capacity building and TA — issued by climate funds, bilateral agencies and foundations. Tenders fund construction, equipment supply and O&M.

What compliance do green tenders require?

IFC Performance Standards, environmental and social safeguards, increasingly EU Taxonomy alignment for European-funded work, and local-content commitments.

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