en.wikipedia.org/wiki/Main_Page
Central Intelligence Agency
World Bank Open Data
Homepage - U.S. Energy Information Administration (EIA)
IEA – International Energy Agency
Eurostat
The Encyclopedia of Earth - The Encyclopedia of Earth (eol.org)
Global economy, world economy | TheGlobalEconomy.com
Global Energy Network Institute – GENI
IRENA – International Renewable Energy Agency
REN21 - Building the sustainable energy future with renewable energy
Waste Atlas - Interactive map with visualized waste management data (d-waste.com)