The most detailed genetic study of western Lake Erie's shifting cyanobacterial communities is yielding new insights into the factors that were at play last August when high levels of a bacterial toxin shut down the drinking ...
A wildfire raging in Spain's northeastern region of Catalonia on Monday has destroyed over 1,200 hectares (3,000 acres) of land and forced the evacuation of some 800 people, local officials said.
President Barack Obama plans to decide before leaving office whether to approve the controversial Keystone XL pipeline that would send Canadian crude oil to US refineries.
For decades, forest rangers in wooden towers across the West scanned the horizon with binoculars for smoke that could signal the start of a wildfire.
Egypt on Saturday completed the first trial run of its "new Suez canal", officials said, ahead of the formal inauguration of the shipping route next month.
The United Arab Emirates, one of the world's most arid countries, is striving to capture every drop of rain it can wring from the clouds that pass over the desert nation.
Threatened by the advance of a desert that already covers two-thirds of Niger, the poor Sahel nation hopes to halt rapid deforestation by promoting natural gas.
Five years ago, the cost of rare-earth materials that are critical for today's electronics went through the roof. An export quota set by China, which mines most of the world's rare earths, caused the price run-up. Though ...
A federal appeals court on Tuesday ordered the Environmental Protection Agency to relax some limits it set on smokestack emissions that cross state lines and taint downwind areas with air pollution from power plants.
Members of an isolated indigenous group made contact over the weekend with villagers in Peru's Amazon basin seeking food and supplies, a Lima newspaper reported Monday.