climate change
Why disappearing birds in Peru matters to you
See them before they’re gone: birds are migrating south this weekend
Did climate change cause this summer’s spate of forest fires?
How global warming is affecting Canada’s polar bears
Tropical bottlenose dolphins have begun hanging out off the Canadian coast
Beavers may be making the effects of climate change worse
Nunavut caribou herd recently listed as endangered
Thousands of “straggler” monarch butterflies may be stranded in Canada
A river in the Yukon has changed direction, and climate change is the culprit
13 photos that show the majesty of glaciers and icebergs
Study finds polar bear populations likely to decrease by at least one third in the next 35 years
