Threats seen to three billion birds in vast Canadian forest

[PhysOrg]

A new report calls for saving half of the 1.5 billion acres of North America's boreal forest – one of the world's last great intact forests – to protect the habitat for more than 300 migratory bird species. The northern landscape is beset with oil, gas, mining and other industrial hazards destined for a vast, pristine woodland.

 

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