Environment & Sustainability Tenders in the United States

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.

515 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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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

Printer Repair and Maintenance for the Vehicle Inspection Program

TENDER Open

United States, Oregon 2 Oct 2026 (Closes in 4 days) S-34000-00017962

DEP-BWR-NOI-FY27-M36 grant announcement only

TENDER Open

United States, Massachusetts 21 Oct 2026 (Closes in 23 days) BD-27-1045-BWR00-BWR01-133675

Facility Plan for the Clackamas County Garbage & Recycling Transfer Station

TENDER Open

United States, Oregon 3 Nov 2026 (Closes in 36 days) S-C01010-00018023

DEP-BWSC-NOIA-2027-BEST VALUE AWARD GRANT-Boys & Girls Club of Dorchester

TENDER Open

United States, Massachusetts 29 Sep 2026 (Closes tomorrow) BD-27-1045-BWSC0-BWSC1-133480

Independent Medical Examination (IME) RFR

TENDER Open

United States, Massachusetts 6 Oct 2026 (Closes in 8 days) BD-27-1042-ENV-ENV01-133439

Cooperative Bid for Highway Rock Salt, Solar Salt, and LCC 32%, IFB 301/016/27

TENDER Open

United States, Massachusetts 8 Oct 2026 (Closes in 10 days) BD-24-1240-TOA01-TOA01-133410

Drug and Alcohol Testing

TENDER Open

United States, Massachusetts 22 Oct 2026 (Closes in 24 days) BD-27-2157-SERSG-SERSG-133441

Royalston Solar Landfill RFP

RFP Open

United States, Massachusetts 8 Oct 2026 (Closes in 10 days) BD-27-1321-TORTH-TORTH-133367

Recycling Program Sponsorship Planning & Management Services (Re-solicitation)

TENDER Open

United States, Ohio 9 Oct 2026 (Closes in 11 days) cincinnati-oh-275X911178

Environment and Climate One - FY28 CALL FOR EXPRESSIONS OF INTERESTStop

TENDER Open

United States, Massachusetts 16 Oct 2026 (Closes in 17 days) BD-27-1042-ENV-ENV01-133166

Sale of Trash Truck https://www.publicsurplus.com/sms/auction/view?auc=4081520. No documents availab

TENDER Open

United States, Massachusetts 6 Oct 2026 (Closes in 8 days) BD-23-1302-NAT01-CPO-133190

DEP-BWR-NOI-FY27-LIS Nitrogen Reduction Grantt ANNOUNCEMENT ONLY

TENDER Open

United States, Massachusetts 21 Dec 2026 (Closes in 84 days) BD-27-1045-BWR00-BWR01-133107

Residential Recycling Public Education Campaign

TENDER Open

United States, Texas 9 Oct 2026 (Closes in 11 days) dallascityhall-BU26-00030999

LBE Solar-Decarbonization Grant Program for State Entities

TENDER Open

United States, Massachusetts 30 Jun 2027 (Closes in 274 days) BD-25-1041-ENE01-ENE01-107704

DOER PON-ENE-2025-013 Climate Leader Communities Decarbonization Accelerator Grant Program

TENDER Open

United States, Massachusetts 5 Feb 2027 (Closes in 130 days) BD-25-1041-ENE01-ENE01-110103

LBE Equipment Decarbonization Grant Program for State Entities

TENDER Open

United States, Massachusetts 30 Jun 2027 (Closes in 275 days) BD-25-1041-ENE01-ENE01-109842

DOER PON-ENE-2025-014 Climate Leader Communities Decarbonization Technical Support Grant Program

TENDER Open

United States, Massachusetts 30 Jun 2027 (Closes in 275 days) BD-25-1041-ENE01-ENE01-110104

ENE53 Ultra-Low Sulfur Diesel, Biodiesel and Renewable Diesel

TENDER Open

United States, Massachusetts 1 Oct 2026 (Closes in 3 days) BD-26-1080-OSD03-OSD03-125640

DEP-BPE-RFR-2026-CERP-Wastewater Energy Recovery Pilot Grant (WWER) GRANT ANNOUNCEMENT ONLY

TENDER Open

United States, Massachusetts 23 Oct 2028 (Closes in 756 days) BD-26-1045-BPE00-BPE01-129113

DEP-BWR-NOI-FY27-604b grant announcement only

TENDER Open

United States, Massachusetts 7 Oct 2026 (Closes in 9 days) BD-27-1045-BWR00-BWR01-132526

DEP-BWR-NOI-FY27-319 grant announcement only

TENDER Open

United States, Massachusetts 28 Oct 2026 (Closes in 30 days) BD-27-1045-BWR00-BWR01-132812

Trash and recycling collection and transportation

TENDER Open

United States, Massachusetts 18 Nov 2026 (Closes in 51 days) BD-24-1169-WLTHM-WLTHM-132953

Grant - UCF Tree Canopy Enhancement Grant Program

TENDER Open

United States, Massachusetts 2 Nov 2026 (Closes in 35 days) BD-27-1020-DCRFS-DC366-132960

FY2027 DCR Watershed System Salt Reduction Grant

TENDER Open

United States, Massachusetts 2 Oct 2026 (Closes in 4 days) BD-27-1020-DCRCU-DC250-133000

Cascade Locks Fire Station Solar Plus Storage Microgrid Design/Build Services

TENDER Open

United States, Oregon 1 Oct 2026 (Closes in 3 days) S-X33157-00017870

Environment & Sustainability Grants

FY 2025 Region 4 Wetlands Program

Open US EPA-REG4-WPDG-25

United States

Wetland Program Development Grants (WPDGs) assist state, Tribal, territory (Insular Areas), local government agencies, and interstate or intertribal entities in developing or refining state, Tribal, territory, or local programs that protect, manage, and restore wetlands. The goals of the EPA’s wetland program include increasing the quantity and quality of wetlands in the U.S. by conserving and restoring wetland acreage and improving wetland condition. In pursuing these goals, the EPA seeks to develop the capacity of all levels of government to develop and/or refine effective, comprehensive programs for wetland protection and management. This is done through the use of the Core Elements of a Wetlands Program, the Wetlands Program Core Elements Framework and for states and Tribes the deve...

CONSERVATION INNOVATION GRANTS (CIG) CLASSIC PROGRAM

Open US USDA-NRCS-NHQ-CIGCLASSIC-26-NOFO0001449

United States

The CIG program stimulates the development and adoption of innovative conservation approaches and technologies in conjunction with agricultural production. CIG projects are expected to lead to the transfer of conservation technologies, management systems, and innovative approaches (such as market-based systems) to agricultural producers through the development of technical manuals, guides, and for practical instruction for the private sector. Applications will be accepted from all non-Federal entities and individuals based in the United States (see Section B Eligibility). Application deadline: Submit via Grants.gov by 11:59 pm Eastern Time on July 27, 2026. A webinar for CIG Classic applicants is scheduled for June 18, 2026 at 3 p.m. Eastern Time. Information on how to par...

Cooperative Agreement for affiliated Partner with the North Atlantic Coast Cooperative Ecosystem Studies Unit

Open US G26AS00131

United States

The USGS is offering a funding opportunity to a CESU partner for research focused on developing the next generation of authoritative, semantically enriched GeoAI-enabled data infrastructures for sharing of hydrology and elevation data and knowledge.

F26AS00007-NAWCA 2026 US Small Grants

Open US F26AS00007

United States

The NAWCA U.S. Small Grants Program goal is to promote partnerships between public agencies and groups interested in:Protecting, improving, restoring, and managing an appropriate distribution and a variety of wetland ecosystems and other habitats for wetland-associated migratory birds and other fish and wildlife in the U.S.;Maintaining and improving the current distribution of wetlands-associated migratory bird populations; andMaintaining an abundance of waterfowl (ducks, geese, and swans) and other populations of wetlands-associated migratory birds consistent with the objectives of the North American Waterfowl Management Plan, U.S. Shorebird Conservation Plan, Partners in Flight Bird Conservation Plan, and state related plans.The program requires a 1:1 non-federal match. Research proje...

Region 9 Fiscal Year 2025 Wetland Program Development Grants

Open US EPA-REG9-WPDG-25

United States

Wetland Program Development Grants (WPDGs) assist state, Tribal, territory (Insular Areas), local government agencies, and interstate or intertribal entities in developing or refining state, Tribal, territory, or local programs that protect, manage, and restore wetlands. The goals of the EPA’s wetland program include increasing the quantity and quality of wetlands in the U.S. by conserving and restoring wetland acreage and improving wetland condition. In pursuing these goals, the EPA seeks to develop the capacity of all levels of government to develop and/or refine effective, comprehensive programs for wetland protection and management. This is done through the use of the Core Elements of a Wetlands Program, the Wetlands Program Core Elements Framework and for states and Tribes the deve...

U.S.-Argentina English for the Energy Sector & Minerals Workforce Development

Open US PDS-BUE-2026-01

United States

U.S. Embassy Buenos Aires announces an open competition to strengthen English for specific purposes within the critical minerals and energy sectors. This program will support workforce development, enhance international collaboration, and improve access to global supply chains by equipping participants with specialized English skills relevant to mining, energy transition, the extractive industry, and advanced manufacturing. It will also help create a more competitive local talent pipeline that can attract increased U.S. investment and expand hiring by U.S. companies operating in Argentina. U.S. Embassy Buenos Aires seeks proposals from qualified organizations capable of designing and implementing a program that produces measurable gains in participant knowledge and supports du...

Advisory Committee Coordination Support for the Chesapeake Bay Program Partnership

Open US EPA-R3-CBP-26-01

United States

The Chesapeake Bay Program (CBP) partnership’s four Advisory Committees (Stakeholders’ Advisory Committee; Local Government Advisory Committee; Scientific and Technical Advisory Committee; and Agricultural Advisory Committee) are comprised of appointed and/or elected volunteers who serve as independent advisors to the various CBP partnership committees and teams. These committees serve as liaisons between the CBP partnership and four critical groups: watershed stakeholders, local government leaders, the agricultural industry, and the scientific community. The recipient of this award will coordinate and support the four Advisory Committees to increase representation and engagement of these sectors in the CBP partnership’s restoration and conservation efforts. The targeted audience for th...

Natural Resource Management (NRM) Education and Training of Eugene, OR, Area Youth

Open US W9127N-26-2-R002

United States

The US Army Corps of Engineers (USACE), Portland District (NWP) intends to enter into a cooperative agreement with a non-Federal public agency, nonprofit entity, qualified youth service, or conservation corps organization for land stewardship and restoration services on USACE land in the Willamette Valley, Oregon. These cooperative agreements will assist NWP in fulfilling environmental stewardship responsibilities consisting of restoration and management of native prairie landscapes and wildlife habitat primarily at Fern Ridge Lake while providing education and training to at-risk youth from the nearby community. The recipient’s participating students (participants) will gain experience with project planning, development, and implementation. Projects will mainly focus on land stewardshi...

Engineering Environmental Resiliency (EER)

Open US PD-26-370Y

United States

The Engineering Environmental Resiliency (EER) program supports fundamental research to advance resource and energy conservation and recovery, and to safeguard the natural environment and human health. Better use of domestic resources will help make U.S. manufacturing and energy systems more resilient and secure. EER projects advance artificial intelligence; biotechnology; quantum science and engineering; nanoengineering; microelectronics; and other national priorities. EER supports research that transforms biotechnology and manufacturing to create domestic sources of energy; engineered chemical, biological, and/or geo-physical processes may be involved. The program supports studies on the sustainability of benign manufacturing. EER supports the development of innovative technologies th...

F26AS00018 - NAWCA 2026 Canada Grants

Open US F26AS00018

United States

The goal of the NAWCA program in Canada is to promote partnerships between public agencies and groups interested in:• Protecting, improving, restoring, and managing an appropriate distribution and variety of wetland ecosystems and other habitats for wetlands-associated migratory birds and other fish and wildlife in North America;• maintaining and improving the current distribution of wetlands-associated migratory bird populations; and• sustaining an abundance of waterfowl (ducks, geese, and swans) and other populations of wetlands-associated migratory birds consistent with the objectives of the North American Waterfowl Management Plan, U.S. Shorebird Conservation Plan, Waterbird Conservation Plan for the Americas, Partners in Flight Bird Conservation Plan, and other international obliga...

Centers of Research Excellence in Science and Technology - Research Infrastructure for Science and Engineering

Open US 24-562

United States

The Centers of Research Excellence in Science and Technology (CREST) program provides support to enhance the research capabilities of minority-serving institutions (MSIs) as defined in this solicitation’s Eligibility section, through effective integration of education and research. The CREST program, composed of the CREST Centers, the CREST Postdoctoral Research Program, and the projects supported by this CREST-RISE solicitation, promotes the development of new knowledge, enhancements of the research productivity of individual faculty and postdoctoral scholars, and an expanded presence of research doctoral students in science, technology, engineering, and mathematics (STEM) disciplines, especially those from underrepresented groups. CREST-RISE is the component of the CREST program...

REQUEST FOR INFORMATION – MUTUALLY BENEFICIAL MULTIDISCIPLINARY INNOVATION ECOSYSTEMS

Open US RFI-HC-26-01-MBMIE

United States

THIS IS A REQUEST FOR INFORMATION (RFI) – This RFI is issued for information and planning purposes only. It does not constitute a Request for Proposal (RFP) or presumes an RFP will subsequently be released. Since this is an RFI and not an RFP, solicitation requests will not receive a response. This notice does not constitute a commitment by the United States Government to contract for any supply or service or reimbursement for responses nor provide feedback on submissions. All information submitted in response to this announcement is voluntary; the United States Government will not pay for information requested or costs incurred in developing information provided to the United States Government. Not responding to this RFI does not preclude participation should any RFPs be released, whic...

US Army Combat Capabilities Development Command Broad Agency Announcement

Open US W911QY25R0023

United States

The Soldier Center is seeking solutions in the following scientific and technical areas: Combat Feeding & Equipment – Ration development, field feeding systems Soldier Protection & Survivability – Headborne protection, modular armor, chemical/biological protection, nanotechnology Modeling & Simulation – Soldier effectiveness, operational survivability Human Performance & Biomechanics – Body-worn systems, hand-held devices, soldier-centric sensors Expeditionary Maneuver Support – Energy efficiency, EMI/EMP protection, battlefield mobility Aerial Delivery – Advanced airdrop systems for personnel and cargo Simulation & Training Technology – Medical training, AI-based battlefield visualization, cyberspace warfare training This Broad Agency Announcement (BAA) is in...

ROSES 2025: B.3 Living with a Star Science

Open US NNH25ZDA001N-LWS

United States

The close date above is NOT the date for the Step-2 proposal due date as the Step-2 due date for this program will be announced at least 60 days before the Step-2 proposal due date. The Step-1 proposal due date is 01/21/2026. Step-2 proposals cannot be submitted if a Step-1 proposal was not submitted. NOTICE: Amended November 25, 2025. This amendment releases final text for this program element, which was previously TBD. Step-1 proposals are due January 21, 2026. The Step-2 due date will be announced at least 60 days before the Step-2 proposal due date, see Section 5.1. This synopsis is a generic summary that is posted for each of the many individual "program elements" in NASA’s Research Opportunities in Space and Earth Sciences (ROSES) – 2025 solicitation. For specific information on t...

Cooperative Agreement for affiliated Partner with the Great Lakes-Northern Forest Cooperative Ecosystem Studies Unit

Open US G26AS00133

United States

The U.S. Geological Survey (USGS) is offering a funding opportunity to a Cooperative Ecosystem Studies Unit (CESU) partner for research focused on advancing GeoAI-enabled automated landform mapping, expansion of the Landform Reference Ontology using knowledge graphs, and improving Geographic Names Information System (GNIS) summit feature positional accuracy using lidar-derived elevation datasets.

OIA Technical Assistance Program 2026

Open US OIA-TAP-2026

United States

The Office of Insular Affairs (OIA) is seeking proposals for its Technical Assistance Program (TAP), which offers grant funding for short-term projects aimed at addressing the immediate needs of insular areas. The TAP program provides discretionary grant funding to tackle urgent economic, financial, government service, and capacity challenges in the insular areas.

(FY) 2024-2026 Nationally Significant Federal Lands and Tribal Projects (NSFLTP) Program

Open US DOT-FHW-25-A284-933

United States

Testing funding opportunity and providing approval.

Tree Island Wildlife Habitat Assessment for Water Conservation Area 3 and Everglades National Park, Florida

Open US W9126G262SOI9343

United States

Agency Name: Fort Worth DistrictDescription:Note: A full study proposal and proposed budget are NOT requested at this time.Project Title: Tree Island Wildlife Habitat Assessment for Water Conservation Area 3 and Everglades National Park, FloridaResponses to this Request for Statements of Interest will be used to identify potential organizations for this project. Approximately $200,000 is expected to be available to support this project for the base period. Additional funding may be available to the successful recipient for optional tasks and/or follow on work in subsequent years. Description of Anticipated Work: See attached Statement of Objectives.Period of Performance. The base period of the agreement will extend 12 months from the date of award. There ...

Ecosystem and Natural Resource Range Study at Fort Stewart/Hunter Army Airfield, Georgia

Open US W9126G262SOI8766

United States

1) Note: A full study proposal and proposed budget are NOT requested at this time.2) Project Title: Ecosystem and Natural Resource Range Study at Fort Stewart/Hunter Army Airfield, Georgia.3) Brief Description of Anticipated Work: SEE ATTACTHED SOO FOR THIS INFORMATION.4) Period of Performance: The Base period of the agreement will extend 12 months from the date of award. There may be up to four 12-month follow-on periods based on availability of funding.5) Please send responses or direct questions to:Nicholas A. ApreaGrants SpecialistUSACE, Fort Worth DistrictEmail: Nicholas.a.aprea@usace.army.milANDJoshua C. WurtzProject ManagerUSACE, Fort Worth DistrictEmail: joshua.c.wurtz@usace.army.mil6) Timeline for Review of Statements of Interest: 30 calendar days from date posted.

Ocean and Coastal Mapping Center 2026

Open US NOAA-NOS-OCS-2025-30563

United States

The purpose of this notice is to solicit proposals for a single cooperative agreement between NOAA and an institution of higher learning as authorized in the Ocean and Coastal Mapping Integration Act and the Hydrographic Services Improvement Act. Proposals submitted in response to this announcement should advance the purposes of the Acts by addressing the Program Priorities described in this announcement.This will be a 5-year, multiyear award. The intent is to make a single 5-year award. Total anticipated funding for this award is approximately $8,500,000.00, with approximately $1,600,000.00 to be released in FY 2026 and each subsequent year of the 5 years.

FY26 Ruth D. Gates Coral Reef Conservation Grants - Fishery Management

Open US NOAA-NMFS-OHC-2026-33125

United States

The National Oceanic and Atmospheric Administration (NOAA) Coral Reef Conservation Program provides financial assistance through the Ruth D. Gates Coral Reef Conservation Grants - Fishery Management competition for projects to sustainably manage coral reef fisheries, as authorized under the Coral Reef Conservation Act, 16 U.S.C. § 6410. Projects funded through this competition are for activities that: 1) Develop or update sustainable coral reef fisheries management plans; 2) Address science/information gaps that help advance sustainable management of coral reef fisheries stocks; 3) Advance ecosystem-based fisheries management by modernizing analysis of existing data and application of fisheries management tools. Proposals selected for funding through this solicitation will be implemente...

USGS Cooperative Landslide Hazard Mapping and Assessment Program Announcement for Fiscal Year 2026

Open US G26AS00010

United States

The U.S. Geological Survey (USGS) Landslide Hazards Program announces a funding opportunity under the Cooperative Landslide Hazard Mapping and Assessment Program, established by the National Landslide Preparedness Act (Public Law 116-323). This program provides resources to assist state, local, Tribal, and territorial governments in reducing landslide risk through hazard mapping, risk assessments, public education, and interagency coordination. Landslides occur in every U.S. state and territory, often with little warning, causing fatalities, disrupting transportation and commerce, and inflicting billions of dollars in damage annually. This program addresses these challenges by funding projects that:•Enhance Risk Assessments: Develop detailed landslide hazard maps and analyses to identif...

Cooperative Agreement for affiliated Partner with the Gulf Coast Cooperative Ecosystem Studies Unit

Open US G26AS00114

United States

The USGS is offering a funding opportunity to a CESU partner for research to characterize tidal creek water chemistry in fresh and salt marshes in Barataria Basin, Louisiana, supporting development of a decision support tool that will assess wetland recovery in response to oil spill damage and subsequent restoration. This activity is intended to support evaluation of restoration actions within the Louisiana Restoration Area; perform data collection, aggregation and analyses; and inform critical information gaps. This work is carried out pursuant to the 33 U.S.C. 2701, 2761Oil Pollution Act of 1990 (OPA) statute and regulations. Consistent with the Consent Decree for the Deepwater Horizon oil spill, the Trustees carry out their obligations according to Final Programmatic Damage Assessmen...

ROSES 2025: D.5 Astrophysics Pioneers

Open US NNH25ZDA001N-PIONEERS

United States

PLEASE NOTE: this program has MANDATORY Notices of Intent, which are due via NSPIRES by 2/11/2026. See the full posting on NSPIRES for details. NOTICE: Amended January 14, 2026. The due dates have been delayed. Mandatory Notices of intent are due February 11th, 2026, and proposals are due April 2, 2026. Moreover, three small changes have been made to Section 5.3. New text is in bold and deleted text is struck through. This synopsis is a generic summary that is posted for each of the many individual "program elements" in NASA’s Research Opportunities in Space and Earth Sciences (ROSES) – 2025 solicitation. For specific information on this particular program element download and read the PDF of the text of this program element by going to Tables 2 or 3 of ROSES ...

Crop Protection and Pest Management

Open US USDA-NIFA-CPPM-011908

United States

The purpose of the CPPM program (Assistance Listing 10.329) is to provide funding for integrated, multifunctional agricultural research, Extension, and education activities. The goals and objectives of CPPM are to address high-priority issues related to pests, including insects, nematodes, pathogens, weeds, and other pests, and their management using IPM approaches at the state, regional, and national levels. The CPPM program supports projects that will ensure sufficient food production increase producer profitability, and respond effectively to other pest management challenges with comprehensive IPM approaches. Priority is given to proposals that address management of invasive species. The CPPM program also addresses IPM challenges for existing pest concerns that can be addressed more ...

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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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