April 13, 2012 | 1:01 PM
Teens sue the government for violating its public trust dutiesLast week, a group of young citizens sat in Courtroom 17 before the federal District Court in Washington, D.C. They were there for a hearing in a lawsuit commenced in May 2011 by Alec Loorz, one of our own Climate Presenters; four other teens from California and Virginia; and two environmental nonprofit organizations. What do they want out of this lawsuit? To hold the U.S. government accountable for preserving the atmospheric public trust.
April 12, 2012 | 9:40 AM
Early spring not so sweet for sugar maplesWill warm springs and late frosts mean the end of sugar maples? No. But the scientists also found that yellow birch and American beech trees – which are slower to leaf out than sugar maples, even when temperatures are high – aren't as sensitive to frost. Meaning that as spring comes earlier in the year because of climate change, birch and beech may replace sugar maples in some locations.
April 10, 2012 | 12:59 PM
March 2012: The warmest March since 1895In many ways it's been a beautiful spring, but something about it just hasn't been right. The cherry blossoms here in D.C. bloomed early, the bright pinks and reds of the azaleas at the Masters were missing, and it seems like allergy season is taking on a whole new meaning.
April 10, 2012 | 9:47 AM
Fewer cows and a shortage of flowers: How climate change impacts the Maasai in KenyaWe visited a community of Maasai who are already suffering from impacts of climate change as droughts have become more frequent and severe. Normally the short rainy season occurs from late October through November, and the long rains go from March through June. We arrived just after the long rains had started. Even so, the local papers were again warning that there will be food shortages because of drier conditions.
April 09, 2012 | 2:02 PM
Butterflies: Indicators of climate change, models for solar energy?Can you think of other examples in which the natural world has served for such inspiration? Where else in nature can we look to support our metamorphosis from a fossil-fuel to clean-energy economy? Leave a comment and let us know.
April 06, 2012 | 12:43 PM
How the water gets up the mountain: Climate change in Yosemite Valley
My seven-year-old daughter had asked me in Yosemite how water gets up the mountain. Someday soon, we may find ourselves struggling with questions just as profound about how our national parks will survive climate change.