albedo effect

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Antarctica sea-ice decline

Antarctic sea-ice at 'mind-blowing' low alarms experts

Missing winter sea ice signals changes that could be a "disaster for the world", scientists say.
white spruce are spreading north in Alaska

These trees are spreading north in Alaska. That’s not good

White spruce trees are expanding into the Arctic tundra with stunning speed, with potentially serious consequences both for the region and the world.
Arctic is warming 4 times faster
Rawpixel Ltd/Flickr

Why the Arctic is warming 4 times as fast as the rest of Earth

The loss of sea ice is exposing darker waters, which absorb more of the sun’s energy. It’s a devastating feedback loop with major consequences for the planet.