"A single holdout could mean indefinite delay. The situation shows how difficult it will be to export Alberta oil sands to Asia."

"KAMPALA, Uganda -- Uganda's Ministry of Health is advising residents to avoid eating dead animals especially monkeys, after declaring an outbreak of the highly infectious Ebola virus that has killed 14 people."

"These green cowboys try to marry good stewardship of the land with making money."

"CORVALLIS, Oregon -- The climate's 'new normal' for most of the coming century will parallel the long-term drought that hit western North America from 2000 to 2004 -- the most severe drought in 800 years - scientists report in a study published Sunday."

"Four times in the past century, a new strain of flu has emerged that can spread quickly in humans. One of those strains, which emerged in 1918, killed an estimated 50 million people."

"EPA's requirements for corn ethanol will drive food prices even higher after an already distressed harvest, growers warn."

"NEELUM VALLEY, Jammu and Kashmir -- A journalist has been arrested by police and is being detained after the publication of photos he took of historic trees chopped down by government officials."

"Last week the University of Texas provost announced he would re-examine a report by a UT professor that said fracking was safe for groundwater after the revelation that the professor pocketed hundreds of thousands of dollars from a Texas natural gas developer. It's the latest fusillade in the ongoing battle over the basic facts of fracking in America."

"A byproduct of the ongoing heat wave, increased smog, may ultimately bring more and longer-lasting annoyance than the heat itself. The heat wave will eventually break, but Wichita’s smog reports probably already have been damaged to the extent of triggering some mandatory -- and potentially costly and inconvenient -- pollution controls like those in other big cities."

"Two Canadian biologists have reported sighting a handful of grizzly bears and hybrid grizzly/polar bears at unusually high latitudes in the Arctic, indicating that the interbreeding of the two bear species is becoming more common as the climate warms and grizzlies venture farther north."