Earth As Art: 'How Did Nature Do That?' [via Ivonne de Cervantes ]
Satellites are powerful tools. They beam our TV signals, phone calls and data around the planet. They help us spy, they track storms, they power the GPS signals in our cars and on our phones. But they also send back striking, totally disarming images of planet Earth.
Phytoplankton Bloom, Baltic Sea, 2005 Massive
congregations of greenish phytoplankton swirl in the dark water around
Gotland, a Swedish island in the Baltic Sea. Phytoplankton are
microscopic marine plants that form the first link in nearly all ocean
food chains. Blooms of phytoplankton, occur when deep currents bring
nutrients up to sunlit surface waters.