This University of Toronto database includes around 20,000 items, with information from related fields such as ecological sciences, demography, development studies, economics, political science, conflict studies, anthropology, and regional studies.
Global Environment Outlook (GEO)
Its online database holds more than 450 different variables, as national, subregional, regional and global statistics or as geospatial data sets (maps), covering themes like Freshwater, Population, Forests, Emissions, Climate, Disasters, Health and GDP.
United Nations Environment Programme
Links to state-of-the-environment reports from countries and regions of the world.
United Nations Statistics Division
The Division regularly publishes data updates, including the Statistical Yearbook and World Statistics Pocketbook, and books and reports on statistics and statistical methods. Many of the Division's databases are available on their website.