NPOESS was to be a replacement for both the United States Department of Defense's DMSP and the NOAA Polar Operational Environmental Satellites (POES) series.
Leadership in Energy and Environmental Design | United States Environmental Protection Agency | environmental | Order of the Polar Star | Goldman Environmental Prize | Environmental Defense Fund | Astra (satellites) | Zarya (polar ship) | The Polar Express | The Georgia Satellites | Smithsonian Environmental Research Center | Polar Studios | Polar Satellite Launch Vehicle | New Jersey Department of Environmental Protection | Geostationary Operational Environmental Satellite | environmental degradation | Council on Environmental Quality | University of Georgia College of Agricultural and Environmental Sciences | United States environmental law | South Polar Skua | Scott Polar Research Institute | polar region | Operational risk | Operational Group | International Polar Year | environmental movement | Czersk Operational Group | Byrd Polar Research Center | Boom Boom Satellites | Aviation Security Operational Command Unit |