Center for International Earth Science Information NetworkThe Center for International Earth Science Information Network (CIESIN) was established in 1989 as an independent non-governmental organization to provide information that would help scientists, decision-makers, and the public better understand the changing relationship between human beings and the environment.
Contains datasets by subjects: agriculture, climate, conservation, governance, hazards, health, infrastructure, land use, marine and coastal, population, remote sensing, sustainability, urban and water.