"Since the mid-1990s, hurricanes and tropical storms have struck the Atlantic Ocean with unusual frequency -- or have they? Two new studies suggest that the situation may not be so clear."

"Kenya's lion population could disappear altogether in the next 20 years because of climate change, habitat destruction, disease and conflict with humans, the country's wildlife authority said on Monday."

Canada faces a monumental challenge in finding a way to store or dispose of highly radioactive spent nuclear fuel. The problem has dragged on unsolved for decades, and any solution is likely to prove costly.

"The latest round of preparatory talks for the U.N. climate conference concluded today with negotiators lamenting that the languid pace of talks could mean there won't be a deal on emissions in Copenhagen this December."

"A Vernon parent is wondering why school playing fields are still being sprayed with pesticides as communities across the country have discontinued using chemicals to control weeds."

Pablo Fajardo is the David to the oil Goliath Chevron Texaco. He represents about 30,000 Ecuadorians in a class action suit trying to clean up the oily mess in their part of the Amazon. The case, filed in 1993, goes back as far as 1964, when the U.S. company Texaco began oil exploration there. The suit alleges that Texaco dumped 18.5 billion gallons of 'produced water' -- which can contain dissolved inorganic salts, dispersed oil droplets and dissolved oil; treatment and workover chemicals; dissolved gases, particularly hydrogen sulfide and carbon dioxide; and bacteria and other living organisms.

"Leading figures from the French wine and food industries are urging their government to push for a strong global agreement at a United Nations climate summit in Copenhagen in December, warning that failure to cut greenhouse gases will devastate their sector."

"The North Atlantic Ocean has spawned more hurricanes and tropical storms over the last decade than it has since a similarly stormy period 1,000 years ago, according to a new study."

The US and Mexico are joining forces to enhance conservation in the area around Big Bend, in Texas, and El Carmen in the northern Mexican states of Chihuahua and Coahuila.

"Millions of sockeye salmon have disappeared mysteriously from a river on Canada's Pacific Coast that was once known as the world's most fertile spawning ground for sockeye."

Montreal's successful bike-sharing program will be copied in Boston and London.

Fiji water is in fashion. Alleged to be pure. And a brutal military dictatorship threatens prison and rape for any journalist who may suggest otherwise.

"Two of China and the United States' largest electric utilities signed a memorandum of understanding in Beijing today to share information and explore potential initiatives to produce cleaner power from coal and renewable resources such as wind."

"GUADALAJARA - The United States, Canada and Mexico said Monday they would put in place infrastructure to cooperate on greenhouse gas emissions trading as part of efforts to fight climate change."

"About 180 nations met for U.N. climate talks on Monday amid warnings that time was running out for them to reach agreement on a hugely complex pact, due for completion at the end of the year."