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1997. National Geophysical and Solar-Terrestrial Data Center. This map shows light sources from human settlements around the world observed during 1997. The Defense Meteorological Satellite Program (DMSP) Oper... National Geophysical and Solar-Terrestrial Data Center.
1998. National Geophysical and Solar-Terrestrial Data Center. This map shows light sources from human settlements around the world observed during 1998. The Defense Meteorological Satellite Program (DMSP) Oper... National Geophysical and Solar-Terrestrial Data Center.
1999. National Geophysical and Solar-Terrestrial Data Center. This map shows light sources from human settlements around the world observed during 1999. The Defense Meteorological Satellite Program (DMSP) Oper... National Geophysical and Solar-Terrestrial Data Center.
2000. National Geophysical and Solar-Terrestrial Data Center. This map shows light sources from human settlements around the world observed during 2000. The Defense Meteorological Satellite Program (DMSP) Oper... National Geophysical and Solar-Terrestrial Data Center.
2001. National Geophysical and Solar-Terrestrial Data Center. This map shows light sources from human settlements around the world observed during 2001. The Defense Meteorological Satellite Program (DMSP) Oper... National Geophysical and Solar-Terrestrial Data Center.
2002. National Geophysical and Solar-Terrestrial Data Center. This map shows light sources from human settlements around the world observed during 2002. The Defense Meteorological Satellite Program (DMSP) Oper... National Geophysical and Solar-Terrestrial Data Center.
2003. National Geophysical and Solar-Terrestrial Data Center. This map shows light sources from human settlements around the world observed during 2003. The Defense Meteorological Satellite Program (DMSP) Oper... National Geophysical and Solar-Terrestrial Data Center.
1994 and 1995. National Geophysical and Solar-Terrestrial Data Center. This map shows the four types of light sources as in Western Asia (the MIddle East) observed during 1994-1995. The Defense Meteorological Satellite... National Geophysical and Solar-Terrestrial Data Center.
2016. Ocean Tipping Points Project. This raster data layer represents the nitrogen flux coming from onsite waste disposal systems (OSDS) (e.g. cesspools and septic tanks). OSDS point ... Ocean Tipping Points Project.
2011, 2012, 2013, and 2014. Applied Science Associates. This polygon shapefile represents No Discharge Zones in the Northeastern United States. A No Discharge Zone (NDZ) is a designated boundary within w... Northeast Ocean Data.