Research says methane is 84 times more potent than carbon dioxide over a 20-year period.
UN climate science report says limiting environmental impact may require reducing GHG emissions to zero.
Critics warn the Site-C hydroelectric dam would flood an 83-km stretch of the Peace River Valley.
Conservationists says BC environmental assessment process is being bypassed.
Saskatchewan’s environment minister is fuming about a report that says the province isn’t taking climate change seriously.