The public data to build on.

Near-real-time forest-change monitoring over 65+ datasets and satellite feeds, with strong tropical coverage, an API and bulk downloads.

Open emissions, NDC and pathway data across countries and sectors, the data engine behind WRI’s climate-platform directory.

Long-run, fully sourced CO₂, greenhouse-gas and energy datasets with downloadable charts and a clean public API.

Reanalysis, seasonal-forecast and climate-projection data (ERA5 and more) with a programmatic toolbox, free with registration.

The open gateway to NASA Earth-observation data: land, atmosphere, ocean and cryosphere products with full API access.

Country-level historical and projected climate data plus risk profiles, scoped to inform adaptation across developing economies.

One of the largest archives of weather, climate and ocean data, with global temperature records and access APIs.

Food and agriculture statistics for 245 countries, including land-use change and agri-food-systems emissions back to 1961.

The authoritative annual global carbon budget: fossil and land-use CO₂ emissions, sources and sinks, explorable by country.

A meta-database consolidating projects, issuances and retirements across six major carbon registries, openly licensed and regularly versioned.

An open, harmonized database of offset projects, issuances and retirements across five major registries, with free CSV and Parquet downloads and a per-project link back to the source registry.

A meta-registry that harmonizes projects, units and issuances across a dozen connected carbon registries, with a free public data dashboard.

Independent, facility-level greenhouse-gas emissions inventory built from satellites and AI, covering hundreds of millions of sources.

Asset-level trackers for power plants, coal, gas, steel and more, mapping the global energy system project by project.

Hundreds of curated datasets on the planet and people in one mapping platform, spanning food, water, energy, forests and cities.

The reference record of mass disasters since 1900: occurrence, deaths and economic losses, central to climate-risk and loss-and-damage work.

An interactive map of the climate-research literature: 1.8 million publications linked by 40 million citations, plus the Cosmos 500 rankings of the most-cited authors, papers and institutions. Creative-Commons licensed.

IRENA’s online query tool covering renewable power capacity, generation and energy balances by country and technology from 2000 onward, with capacity statistics released each March.

A free interactive dataset of electricity generation, demand, capacity and emissions for 215 countries, with 2025 yearly data covering 91 countries representing about 93 percent of global electricity demand.

A free interactive map of solar resource and photovoltaic potential worldwide, built by ESMAP and the World Bank to help planners and investors in emerging markets site solar projects.

A free web application mapping wind resource and power potential globally, developed by the Technical University of Denmark for ESMAP and the World Bank to support siting in developing countries.

A World Bank GFDRR tool screening any project location for 11 natural hazards, including river, urban and coastal flood, cyclone, drought, extreme heat and landslide, to guide disaster risk reduction planning.