Energy & Environment
Energy supply and demand balances by carrier from Eurostat and OECD environment statistics; greenhouse-gas and air-emission inventories and ambient air quality from WHO and OECD; the OECD environmental performance and environment–economy integration indicator sets. Annual frequency.
Example Research questions
Using Aard plugin enables agentic research to draft responses to complex questions about energy & environment from primary data with speed and low token count. These questions might include:
- CO₂ emissions per capita across the G20 in the most recent year.
- Share of renewables in primary energy supply, OECD countries since 2010.
- Annual mean PM2.5 exposure by country, most recent WHO/OECD estimate.
Answered from the source
Worked answers on this topic, each figure carrying the API call it came from and the publication behind it.
- How do Australia's emissions compare per person?
Australia emits 19.4 tonnes per person, the highest of 41 reporting countries and 1.9 times the OECD average.
- How much coal does Australia export?
Coal exports were $67.6 billion in 2025-26, about half the $127.4 billion peak of 2022-23.
Primary sources
All series on this topic are imported from SDMX and kept in sync with their upstream publishers. Provenance travels with every response.