U.S. Climate Has Already Changed, Study Finds, Citing Heat and Floods

By JUSTIN GILLISMAY 6, 2014 NYTimes

The effects of human-induced climate change are being felt in every corner of the United States, scientists reported Tuesday, with water growing scarcer in dry regions, torrential rains increasing in wet regions, heat waves becoming more common and more severe, wildfires growing worse, and forests dying under assault from heat-loving insects.

Such sweeping changes have been caused by an average warming of less than 2 degrees Fahrenheit over most land areas of the country in the past century, the scientists found. If greenhouse gases like carbon dioxide and methane continue to escalate at a rapid pace, they said, the warming could conceivably exceed 10 degrees by the end of this century.

“Climate change, once considered an issue for a distant future, has moved firmly into the present,” the scientists declared in a major new report assessing the situation in the United States.

Continue reading the main story
RELATED COVERAGE

Pulse of the People: Americans Are Outliers in Views on Climate ChangeMAY 6, 2014
Using Weathercasters to Deliver a Climate Change MessageMAY 6, 2014
The campus of Stanford University in Palo Alto, Calif. The decision by trustees to get rid of stock in coal-mining companies was a victory for a rapidly growing student-led divestment movement.Stanford to Purge $18 Billion Endowment of Coal StockMAY 6, 2014
“Summers are longer and hotter, and extended periods of unusual heat last longer than any living American has ever experienced,” the report continued. “Winters are generally shorter and warmer. Rain comes in heavier downpours. People are seeing changes in the length and severity of seasonal allergies, the plant varieties that thrive in their gardens, and the kinds of birds they see in any particular month in their neighborhoods.”

http://www.nytimes.com/2014/05/07/science/earth/climate-change-report.html?emc=edit_th_20140507&nl=todaysheadlines&nlid=12305749&_r=1

 

Leave a Response