This website is the homepage of NOAA's environmental satellite monitoring service. The National Environmental Satellite, Data, and Information Service (NESDIS) provides timely access to global environmental data from satellites and other sources to promote, protect, & enhance the Nation's economy, security, environment, & quality of life. The site features satellite and in situ data from NOAA’s Climactic, Coastal, Geophysical, and Oceanographic Data Centers, satellite imagery and research, as well as information for students and educators.