U.S. and states in power struggle over transmission lines, NOAA sends flying drones to Greenland, Australia's wildfires return, Al Gore abandons controversial slide, and glaciers disappear from Spanish mountains.
Academy Awards show restraint, Wall-E goes 1-for-6, NASA to study CO2 from above, clean cleaner could leave bleach dead in the water, ecomigrants flee the U.S. too, and new cameras catch lightning in a bottle.
Extinction looms for 1,500 Australian species, Gulf of Mexico oil rigs could become luxury hotels, how the brain makes quick decisions, a mirage hovers over the Dead Sea, and lightning shreds a tree in Hungary.
Obama team aims to change political climate, "sauna effect" makes Earth humid and hotter, Supersucker turns alien algae into fertilizer, U.S. desalting plant may doom Mexican wetland, and two Calif. sewage plants waste not.
U.S. climate policy turns over a new (maple) leaf, 500,000 gallons of sewage sit in San Francisco Bay, recession bites into shark attacks, NASCAR considers going green, and Earth may have a crack problem.
Spotlight on oil sands as Obama heads north, D.C. dad sues utility over toxic tap water, alleged coral smuggler arrested, ocean invades Alaska, new species of rat discovered, and spill waters run deep off Calif. coast.