You are here

Bob Weber

Study reveals wildfires are changing the boreal forest

EDMONTON—The increasing frequency of wildfires in Canada's boreal forest may be permanently changing one of the largest intact ecosystems left on Earth, research suggests.

“We feel pretty confident these effects will persist,” said Ellen Whitman, a forest ecologist at Natural Resources Canada and the University of Alberta.

Alberta carbon tax challenge in court

EDMONTON—Allowing Ottawa's carbon tax law to stand would give the federal government a tool it could use to repeatedly chip away at provincial powers, lawyers for the Alberta government argued yesterday.

“If you uphold this legislation, you're opening the door to exactly that type of thing,” Peter Gall told a panel of five Alberta Court of Appeal judges.

Climate change could wipe out most birds: study

Climate change threatens extinction for two-thirds of bird species across North America, including almost all of those filling the forests and tundra of northern Canada, says an extensive report.

“More than we thought are vulnerable,” said Jeff Wells of the Audubon Society, which crunched 140 million records from 70 data sources on 604 different species for the study released today.