Think about stirring your morning coffee and the liquid spinning, then imagine that happening on an oceanic scale. Voila! An ocean gyre. Read about ocean gyres.
American scientist Stephen Carpenter won the 2011 Stockholm Water Prize for improving the state of the world's water resources. His focus - freshwater lakes.
According to population numbers released by the United Nations in May of 2011, Earth's human population will cross the seven billion mark on October 31 of 2011.
Writer Andrew Kessler spent a summer embedded with the NASA team that oversaw the Phoenix Mars Lander. His book Martian Summer recounts the experience.
Mote says that from the Rockies all the way to the Cascades, springtime snowpack and snow melt has declined by about 10 percent over the past 50 years.
Beth Lebwohl researches, writes and helps produce science content in audio and video formats for EarthSky. She is one of the authors on EarthSky.org, a script-writer for our podcasts, and helps host our English science podcasts in 90-second, 8-minute and 22-minute formats. Beth came to EarthSky in 2006 from the American Museum of Natural History's Department of Astrophysics, where she was surrounded by some of the greatest telescope-building, equation-wielding, code-writing physicists of our time. And they made her think . . . this science thing . . . it's pretty cool.