"Anthropologists believe early humans evolved in Africa and then moved out from there in successive waves. However, what drove their migrations has been a matter of conjecture. One new explanation is climate change."
"For gardeners sad to see the summer drawing to a close, there's some comfort to be drawn from the fall planting season for perennials, trees and shrubs, which is just around the corner. What's more, there's the novelty of this year's updated Plant Hardiness Zone Map, released early this year."
"As one of the hottest summers ever recorded drew to a close, Jay Portnoy watched patients stream into Children’s Mercy Hospital and Clinics in Kansas City, Mo., coughing and wheezing with asthma, 20 admissions per day for the week that started with Labor Day, he said."
"Rising seawater temperatures forced an unprecedented shutdown last month of a nuclear reactor on the Connecticut coast."
"The governor declines to declare that one exists. Critics say it's all about business."
"Russia confirmed on Thursday it would not make cuts in greenhouse gas emissions from 2013 under the U.N.'s Kyoto Protocol, joining Canada and Japan in rejecting an extension of the plan for fighting climate change."
"An increasingly warm climate is worsening the problem of harmful Great Lakes algae blooms by boosting the intensity of spring rains that wash phosphorus into the waters, a scientist said Wednesday during a conference for advocates and policymakers."
"The record loss of Arctic sea ice this summer will echo throughout the weather patterns affecting the U.S. and Europe this winter, climate scientists said on Wednesday, since added heat in the Arctic influences the jet stream and may make extreme weather and climate events more likely."
"Searing droughts in the United States and Russia will deplete harvests of wheat, corn and soybeans, the U.S. government said on Wednesday, but global food supplies were not hurt as badly as many had feared."
