Post date: January 27, 2013
The "waste heat" generated by everyday activities in metropolitan areas alters atmospheric circulation patterns, warming or cooling temperatures across a large region.
Cities warm or cool temperatures - Photo of light from Earth at night
Post date: December 23, 2012
West Antarctica is experiencing nearly twice as much warming as previously thought.
Byrd

With policymakers and political leaders increasingly unable to combat global climate change, more scientists are considering the use of manual manipulation of the environment to slow warming’s damage to the planet.

©istockphoto.com/Trifonov_Evgeniy

The simple observation that leaves shrink when they dry out has far-reaching consequences for scientists studying how ecosystems work, a UA graduate student has discovered.

Plant leaves in various places around the world
Bob Henson • February 7, 2013 | A colleague who grew up in Chicago recently mentioned that her friends back home were complaining about how cold it’s been.
How bad has your winter been? Winter scene from New England
Bob Henson • January 24, 2013 | Much of the United States has felt winter’s bite this week, but for two distinctly different reasons.
Inversion over Salt Lake City, January 2011, related to persistent cold and pollution events
February 4, 2013 | For the millions of people in Peru and neighboring countries who depend on glacier runoff for water supply, their future may depend in part on the color of the ice high in the Andes Mountains.
Andean glacier melt - NCAR scientist Carl Schmitt on a Peruvian glacier.
January 16, 2013 | Turbulence is the leading cause of injuries to passengers and crew aboard commercial aircraft, and it indirectly increases travel expenses by costing airlines tens of millions of dollars yearly. While much of the rough air occurs within clouds, planes sometimes unexpectedly encounter turbulence while cruising through regions of clear air.
gravity waves

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