This dataset provides country-level protected area coverage for the terrestrial and marine domains calculated from the World Database on Protected Areas (WDPA). The exclusive economic zone (EEZ) of a country extends 200 nautical miles from the coastline, or to the mid-point between coastlines...

This dataset provides information on water quality of selected rivers. Water quality is measured in terms of annual mean concentrations of dissolved oxygen and BOD; of nitrates, phosphorus and ammonium; and of lead, cadmuim, chromium and copper. The rivers selected are main rivers draining large...