Water & Sanitation

RFAs: Health and Protection Support Programme for Migrant and Vulnerable Populations (Dominican Republic)

Deadline: 03-Aug-2026 The United Nations International Children’s Emergency Fund (UNICEF) is seeking implementing partners to support migrant and vulnerable populations in mobility, detention, and deportation contexts in the Dominican Republic. The programme focuses on emergency health services, … [Read more...] about RFAs: Health and Protection Support Programme for Migrant and Vulnerable Populations (Dominican Republic)

RFAs: Building Resilient Livelihoods Through Water-Smart Value Chains

Deadline: 23-Jul-2026 The Building Resilient Livelihoods Through Water-Smart Value Chains Request for Applications (RFA) supports projects that improve productive water access, climate-smart irrigation, and inclusive agricultural value chains across the drylands of Sub-Saharan … [Read more...] about RFAs: Building Resilient Livelihoods Through Water-Smart Value Chains

RFAs: UNICEF WASH Emergency Preparedness and Response (Ecuador)

Deadline: 04-Aug-2026 UNICEF Ecuador is seeking experienced organizations to establish contingency partnership agreements for Water, Sanitation, and Hygiene (WASH) emergency preparedness and response across the country. Selected organizations will join a roster of implementing … [Read more...] about RFAs: UNICEF WASH Emergency Preparedness and Response (Ecuador)

Apply Now: Advancing WASH in Schools and Menstrual Health (US and Kenya)

Deadline: 31-Jul-2026 UNICEF is seeking an international partner to strengthen WASH in Schools (WinS) and Menstrual Health and Hygiene (MHH) programmes through evidence generation, technical guidance, learning resources, and capacity development. The partnership will support … [Read more...] about Apply Now: Advancing WASH in Schools and Menstrual Health (US and Kenya)

Call for Submissions: Pakistan Acumen Fellowship Program

Deadline: 14-Aug-2026 The Pakistan Acumen Fellowship is an 8-month leadership and social entrepreneurship program by Acumen Academy for experienced social entrepreneurs and senior decision-makers working to reduce poverty in Pakistan. The Fellowship equips participants with … [Read more...] about Call for Submissions: Pakistan Acumen Fellowship Program

Environmental Leaders Action Fund 2026-2027 (New Zealand)

Deadline: 16-Aug-2026 The Environmental Leaders Action Fund provides grants of up to NZ$2,000 to schools and early childhood education (ECE) centres within New Zealand's Horizons Region for environmental action projects. The fund supports initiatives that promote sustainability, … [Read more...] about Environmental Leaders Action Fund 2026-2027 (New Zealand)

Northumbrian Water Announces Branch Out Fund (United Kingdom)

Deadline: 30-Sep-2026 The Northumbrian Water Branch Out Fund provides grants of £1 to £10,000 to support projects that restore habitats, improve water quality, strengthen climate resilience, and benefit local communities across Northumbrian Water's operating areas. The fund is open … [Read more...] about Northumbrian Water Announces Branch Out Fund (United Kingdom)

Climate Resilience Grant Program 2026: Upturn LABS (Philippines)

Deadline: 07-Aug-2026 The 2026 Climate Resilience Grant Program: Upturn LABS (Leveraging Adaptation and Bolstering Solutions) supports local academic institutions and civil society organizations (CSOs) in the Philippines to pilot innovative climate adaptation solutions that … [Read more...] about Climate Resilience Grant Program 2026: Upturn LABS (Philippines)

Apply Now: Branch Out Fund by Essex and Suffolk Water (United Kingdom)

Deadline: 30-Sep-2026 The Essex & Suffolk Water Branch Out Fund provides grants of £1 to £10,000 for projects that improve the natural environment, strengthen climate resilience, and deliver measurable benefits for water, wildlife, and local communities. The fund is open to organizations, … [Read more...] about Apply Now: Branch Out Fund by Essex and Suffolk Water (United Kingdom)

CFAs: Enabling Sustainable Water Reuse in California (US)

Deadline: 02-Sep-2026 The Water Research Foundation (WRF) is inviting proposals for a research project that advances sustainable municipal wastewater reuse in California by evaluating reverse osmosis concentrate (ROC) and brine minimization technologies. The grant offers up to … [Read more...] about CFAs: Enabling Sustainable Water Reuse in California (US)

Call for Projects: Framework to Achieve California DPR Alternative Treatment Equivalency (US)

Deadline: 02-Sep-2026 The Water Research Foundation (WRF) is inviting proposals for a research project to develop a framework for demonstrating alternative treatment equivalency for Direct Potable Reuse (DPR) systems in California. The grant provides up to $300,000 in funding for … [Read more...] about Call for Projects: Framework to Achieve California DPR Alternative Treatment Equivalency (US)

RFAs: Developing a Validation Approach for Virus Removal through Ultrafiltration in Reuse (US)

Deadline: 02-Sep-2026 The Water Research Foundation (WRF) is inviting proposals for a research project focused on developing a validation approach for virus removal through ultrafiltration (UF) in water reuse systems. The grant provides up to $300,000 in funding to U.S.-based … [Read more...] about RFAs: Developing a Validation Approach for Virus Removal through Ultrafiltration in Reuse (US)

RFPs: Wastewater Validation Protocols for Potable Reuse Projects in California (US)

Deadline: 02-Sep-2026 The Water Research Foundation (WRF) is inviting proposals to develop standardized wastewater validation protocols for potable reuse projects in California. The selected project can receive up to $150,000 in funding and will be completed over an 18-month period to support … [Read more...] about RFPs: Wastewater Validation Protocols for Potable Reuse Projects in California (US)

Call for WASH System Rehabilitation and Emergency Support (Yemen)

Deadline: 20-Jul-2026 UNICEF is inviting Expressions of Interest (EOIs) from eligible non-governmental organizations (NGOs) to support sustainable access to life-saving Water, Sanitation, and Hygiene (WASH) services across Yemen. The initiative focuses on restoring safe water … [Read more...] about Call for WASH System Rehabilitation and Emergency Support (Yemen)

Call for Integrated Water Resources Management Grant Programme (Ethiopia)

Deadline: 09-Oct-2026 The Italian Agency for Development Cooperation (AICS) is inviting proposals to improve climate-smart Integrated Water Resources Management (IWRM) and strengthen community resilience to drought and climate change in Ethiopia. The programme provides up to EUR 2 … [Read more...] about Call for Integrated Water Resources Management Grant Programme (Ethiopia)

Submit Applications for Rapid Response Fund Sudan (Sudan)

Deadline: 31-Dec-2026 The International Organization for Migration (IOM) Sudan, with support from USAID’s Bureau of Humanitarian Assistance (BHA), is accepting applications for the Rapid Response Fund (RRF) to provide rapid and flexible funding for humanitarian organizations … [Read more...] about Submit Applications for Rapid Response Fund Sudan (Sudan)

Call for Environmental Regulatory Enhancement Program (United States)

Deadline: 07-Aug-2026 The Environmental Regulatory Enhancement (ERE) Program provides grant funding to strengthen the capacity of Native American and Alaska Native communities to develop environmental regulatory systems, enforce environmental laws, and manage natural resources … [Read more...] about Call for Environmental Regulatory Enhancement Program (United States)

Apply Now: Regional Freshwater Community Grants (New Zealand)

Deadline: 24-Jul-2026 The Regional Freshwater Community Grants provide funding support for community-led projects in New Zealand that improve freshwater education, community engagement, enjoyment, and innovation. The program offers a total funding pool of $200,000 and supports … [Read more...] about Apply Now: Regional Freshwater Community Grants (New Zealand)

Call for Proposals: Enhanced Underground Pathogen LRV (United States)

Deadline: 02-Sep-2026 The Water Research Foundation (WRF), in partnership with the California State Water Resources Control Board (SWB), is seeking research proposals to improve site-specific pathogen Log Removal Value (LRV) assessments for managed aquifer recharge (MAR) and … [Read more...] about Call for Proposals: Enhanced Underground Pathogen LRV (United States)

Call for Applications: IPR Aquifer Geochemistry Forum Grant (United States)

Deadline: 02-Sep-2026 The Water Research Foundation (WRF) is inviting proposals for the IPR Aquifer Geochemistry Forum, a collaborative research initiative focused on groundwater geochemistry challenges related to Indirect Potable Reuse (IPR) and Aquifer Storage and Recovery (ASR) … [Read more...] about Call for Applications: IPR Aquifer Geochemistry Forum Grant (United States)

Promoting Climate Resilience for Children and Families (Madagascar)

Deadline: 17-Jul-2026 UNICEF Madagascar is seeking partners to implement climate resilience and disaster risk reduction initiatives in the Boeny region, particularly in the Mahajanga and Marovoay districts. The programme supports community-based actions that strengthen disaster … [Read more...] about Promoting Climate Resilience for Children and Families (Madagascar)

Call for Anglian Water’s Thriving Communities Fund (UK)

Deadline: 01-Aug-26 The Anglian Water Thriving Communities Fund provides grants ranging from £5,000 to £100,000 to support projects that improve and protect the natural water environment across the Anglian Water region. The fund is open to non-profit organisations delivering … [Read more...] about Call for Anglian Water’s Thriving Communities Fund (UK)

Catch The Rain – Selfie or Reel Contest (India)

Deadline: 04-Aug-26 The Catch the Rain Contest 2026 is a nationwide initiative by the National Water Mission (NWM) under the Ministry of Jal Shakti (MoJS) in collaboration with MyGov. The contest invites Indian citizens to submit an original selfie or short reel showcasing rainwater … [Read more...] about Catch The Rain – Selfie or Reel Contest (India)

Apply for Waste Methane Mitigation and Circular Economy Grant (Indonesia)

Deadline: 14-Aug-26 The Climate and Clean Air Coalition (CCAC) is inviting proposals for a US$700,000 project to support Indonesia in reducing methane emissions from the waste sector through improved organic waste management, circular economy practices, enhanced landfill operations, and … [Read more...] about Apply for Waste Methane Mitigation and Circular Economy Grant (Indonesia)

Open Call: Accelerating Actions to Improve Organic Waste Management (Cambodia)

Deadline: 14-Aug-26 The Climate and Clean Air Coalition (CCAC) is inviting eligible organizations to implement a US$700,000 project that supports Cambodia in reducing methane emissions through improved organic waste management, wastewater treatment, and circular economy practices. The 24-month … [Read more...] about Open Call: Accelerating Actions to Improve Organic Waste Management (Cambodia)

2026 Science Advice Skills Development Program (SASDP) 5th Cohort

Deadline: 17-Aug-26 The Science Advice Skills Development Program is a six-month mentorship initiative that equips early and mid-career African researchers with the knowledge and skills needed to engage effectively at the science–policy interface. Through mentoring, workshops, and … [Read more...] about 2026 Science Advice Skills Development Program (SASDP) 5th Cohort

Apply now for Lowland Peat Water Implementation Grant (UK)

Deadline: 18-Sep-2026 The Lowland Peat Water Implementation Grant supports projects that improve water management in lowland peat soils across England by raising water tables, reducing greenhouse gas emissions, and promoting sustainable land use. The grant funds infrastructure, … [Read more...] about Apply now for Lowland Peat Water Implementation Grant (UK)

Call for Entries: National Water Awards 2026 (India)

Deadline: 28-Aug-2026 The National Water Awards recognize outstanding efforts by government bodies and public institutions in water conservation, water resource management, and sustainable water practices across India. Eligible State Governments, District Administrations, Urban … [Read more...] about Call for Entries: National Water Awards 2026 (India)

Call for Proposals to support Hungarian Organisations

Deadline: 28-Aug-2026 The National Research, Development and Innovation (NRDI) Fund is providing national co-funding for Hungarian organizations participating in EU Horizon Europe Co-Funded European Partnerships. The programme supports Hungarian beneficiaries selected under international … [Read more...] about Call for Proposals to support Hungarian Organisations

Linking Relief, Rehabilitation and Development Initiative (Libya)

Deadline: 31-Aug-2026 The Linking Relief, Rehabilitation and Development (LRRD) initiative is a €3 million program funded under Italian Cooperation to strengthen Libyan municipalities in delivering essential public services. It focuses on improving water, sanitation, health, education, environment, … [Read more...] about Linking Relief, Rehabilitation and Development Initiative (Libya)

Call for Applications: GEF Small Grants Programme (Togo)

Deadline: 14-Aug-2026 The Global Environment Facility Small Grants Programme (GEF SGP), implemented by UNDP in Togo, provides grants of up to USD 75,000 to support community-led environmental and sustainable development projects. The programme funds innovative initiatives that … [Read more...] about Call for Applications: GEF Small Grants Programme (Togo)

RFAs: International Grants for Community Development Initiatives (US)

Deadline: 12-Sep-2026 The International Grants Program provides funding for community-based development projects that address poverty, food security, sustainable livelihoods, and community resilience in selected Caribbean and Central American countries. The program supports … [Read more...] about RFAs: International Grants for Community Development Initiatives (US)

Applications open for Environmental Sustainability Grants 2026-2027 (Australia)

Deadline: 10-Aug-2026 The Environmental Sustainability Grants program supports projects and minor capital works that improve the natural environment and promote environmental sustainability across the Geelong region. Eligible organizations can apply for up to $10,000 to deliver … [Read more...] about Applications open for Environmental Sustainability Grants 2026-2027 (Australia)

Apply Now: Commercial Climate Services Call 4 (United Kingdom)

Deadline: 31-Jul-2026 The UK Space Agency Commercial Climate Services Call supports early-stage projects that use satellite-based Earth Observation data to develop innovative climate services. The call offers up to £500,000 in total funding, with selected UK-led projects eligible for grants of up … [Read more...] about Apply Now: Commercial Climate Services Call 4 (United Kingdom)

Apply now for Climate-Resilient Water in Mozambique Programme

Deadline: 10-Jul-2026 The Climate-Resilient Water in Mozambique Programme provides funding of more than £1 million to improve sustainable and climate-resilient rural water, sanitation, and hygiene (WASH) services in underserved communities across Mozambique. The programme supports not-for-profit … [Read more...] about Apply now for Climate-Resilient Water in Mozambique Programme

Apply Now: Sustainable WASH Solutions for Refugees and Communities (Mauritania)

Deadline: 26-Jul-2026 The United Nations High Commissioner for Refugees is supporting a partnership initiative in Mauritania to improve sustainable and inclusive Water, Sanitation, and Hygiene (WASH) services for refugees and host communities, especially in the Hodh Chargui region. The programme … [Read more...] about Apply Now: Sustainable WASH Solutions for Refugees and Communities (Mauritania)

Apply now for iF Social Impact Prize 2026

Deadline: 19-Aug-2026 The iF Social Impact Prize supports initiatives that address major global and community-level challenges in alignment with the UN Sustainable Development Goals (SDGs). It recognizes projects that create measurable social impact through innovation, social action, or corporate … [Read more...] about Apply now for iF Social Impact Prize 2026

Call for Postgraduate Project Proposals on Offshore Renewable Energy and Environment

Deadline: 31-Aug-2026 The MARÉIRE project by the Irish Environmental Network offers research grants for postgraduate students studying the environmental impacts of offshore renewable energy. The funding supports master’s and PhD-level research on topics such as offshore wind, tidal and wave energy, … [Read more...] about Call for Postgraduate Project Proposals on Offshore Renewable Energy and Environment

Applications open for Devonport-Takapuna Local Grant (New Zealand)

Deadline: 31-Jul-2026 The Devonport-Takapuna Local Grants Programme 2027 provides funding of $1,500 to $10,000 for community projects that improve wellbeing, infrastructure, environment, and local economic development in Auckland, New Zealand. It supports inclusive, sustainable, and community-led … [Read more...] about Applications open for Devonport-Takapuna Local Grant (New Zealand)

Apply for Rail Infrastructure Studies and Works Programme

Deadline: 06-Oct-2026 The European Commission is inviting grant applications to support the development of rail transport infrastructure on the TEN-T core network across Europe. The call has a total available funding of €350,000,000 and supports works and studies that improve rail connectivity, … [Read more...] about Apply for Rail Infrastructure Studies and Works Programme

WeWork Green and Decent Jobs for Youth Programme (Uganda)

Deadline: 28-Jun-2026 The WeWork – Green and Decent Jobs for Youth programme supports youth-led green and circular economy businesses through incubation, coaching, technical assistance, and seed grant support. The 24-month initiative is implemented in collaboration with Enabel under the Global … [Read more...] about WeWork Green and Decent Jobs for Youth Programme (Uganda)

United Nations Correspondents Association Awards for Best Journalistic Coverage

Deadline: 30-Sep-2026 The United Nations Correspondents Association (UNCA) Awards recognize outstanding journalism covering the United Nations, its agencies, and global development issues. The 30th edition invites print, broadcast, and online journalists worldwide to submit work published between … [Read more...] about United Nations Correspondents Association Awards for Best Journalistic Coverage

Live Here Love Here Small Grants 2026/27 (UK)

Deadline: 30-Jun-2026 The Live Here Love Here Small Grants Scheme supports volunteer-led, community-driven projects that improve local environments, enhance shared spaces, and strengthen civic pride across Northern Ireland. The programme funds practical environmental actions that transform … [Read more...] about Live Here Love Here Small Grants 2026/27 (UK)

CFAs: Sustainable Management of Caribbean OCTs’ Natural Capital

Deadline: 28-Aug-2026 The European Commission is inviting grant applications to strengthen sustainable natural resource management, climate resilience, food security, and ecosystem protection in Caribbean Overseas Countries and Territories (OCTs). The programme supports large-scale actions that … [Read more...] about CFAs: Sustainable Management of Caribbean OCTs’ Natural Capital

Innovation Fund Grant Supporting Global Youth Work Projects (Ireland)

Deadline: 03-Jul-2026 The Innovation Fund Grant supports youth work organisations on the island of Ireland to develop innovative projects that introduce or strengthen global youth work approaches. The fund helps youth services explore local-global connections and address justice issues such as … [Read more...] about Innovation Fund Grant Supporting Global Youth Work Projects (Ireland)

MEG3 Local Government Development Programme (Bosnia and Herzegovina)

Deadline: 03-Jul-2026 The United Nations Development Programme (UNDP) is inviting applications from eligible local self-government units in Bosnia and Herzegovina to strengthen local governance, improve public service delivery, and enhance water supply and wastewater management systems. The … [Read more...] about MEG3 Local Government Development Programme (Bosnia and Herzegovina)

Apply for Bow Seat’s True Blue Fellowship Program 2027

Deadline: 30-Aug-2026 The True Blue Fellowship Program supports young changemakers who use creative arts-based approaches to address environmental challenges affecting oceans, waterways, and climate systems. The fellowship provides funding, mentorship, and capacity-building … [Read more...] about Apply for Bow Seat’s True Blue Fellowship Program 2027

Entries Open: FNF Afri GreenPitch Challenge 2026

Deadline: 30-Jun-2026 The 2026 FNF Afri GreenPitch Challenge supports entrepreneurs and innovators developing green economy solutions across selected African countries. The programme focuses on sustainable sectors such as renewable energy, circular economy, sustainable agriculture, mobility, and … [Read more...] about Entries Open: FNF Afri GreenPitch Challenge 2026

Apply Now: Communities Climate Adaptation Facility Grants (Belize)

Deadline: 26-Jun-2026 The Communities Climate Adaptation Facility supports climate-vulnerable communities with grants for locally led adaptation, resilience, and climate-resilient development. Grants of up to BZD 200,000, disbursed in USD up to USD 100,000, are available for 12-month projects … [Read more...] about Apply Now: Communities Climate Adaptation Facility Grants (Belize)

Call for Partners to Scale Up School Feeding and Home-Grown Model (Sierra Leone)

Deadline: 25-Jun-2026 The World Food Programme is expanding the School Feeding Programme and Home-Grown School Feeding model in Sierra Leone. The initiative strengthens education, nutrition, and local agriculture by providing daily school meals sourced from smallholder farmers. It operates across … [Read more...] about Call for Partners to Scale Up School Feeding and Home-Grown Model (Sierra Leone)

Water & Sanitation

Top Opportunities