National Oceanic and Atmospheric Administration
Gathers worldwide environmental data about the oceans, earth, air, space, and sun and their interactions to describe and predict the state of the physical environment. In fulfillment of this mission, the National Environmental Satellite, Data, and Information Service (NESDIS) maintains national data centers that preserve and disseminate the agency's climatic, oceanographic, and geophysical data and selected environmental information collected by other agencies.
(NOAA) Dept of Commerce