Lights on Earth as seen from space in a composite image taken by meteorological satellites.
"If the United States is leading the way, its in the wrong direction. With less than 5 percent of the worlds population, we produce almost a quarter of its greenhouse-gas emissions. We consume nearly a third of the worlds electricity (mostly from coal) and 43 percent of its gasoline."
Paul Schell and Denis Hayes, Seattle Times, December 29, 1999
Data courtesy Marc Imhoff of NASA GSFC and Christopher Elvidge of NOAA NGDC. Image by Craig Mayhew and Robert Simmon, NASA GSFC.