Root Rot Threatens Christmas Firs
Beijing Destroying Barbecue Grills
Storms Upending Holiday Travel
Cow Gas Worse than EPA Thought
Indonesian Volcano Rumbling Still
Desiccated, rust-brown trees are plaguing Christmas fir farmers this year. The culprit: Phytophthora root rot, a water mold that, once in the soil, makes it unfit for production, and killing trees.
China's capital is waging a war against air pollution, one barbecue at a time. Authorities in Beijing have destroyed more than 500 open-air barbecues to cut PM2.5 particulate matter.
Bands of ice, sleet and rain were upending some holiday travel plans as millions of Americans took to the roads, skies and rails for Thanksgiving, but so far, gridlock isn't all that bad.
The U.S. is spewing 50 percent more methane, a potent heat-trapping gas, than the EPA estimates, a new scientific study says. Much of it is coming from three states: Texas, Oklahoma and Kansas.
Powerful bursts of hot ash and gravel erupted from rumbling volcano Mount Sinabung in western Indonesia, sending panicked villagers streaming down the sides of the mountain to evacuate.