Planet Earth is covered in water. Ninety-seven percent is in earth’s oceans. Most of the rest is frozen solid — locked up in sea ice and terrestrial ice sheets, glaciers and permafrost. Earth’s cryosphere plays a huge role in regulating climate. As our planet warms, its cryosphere is slowly melting, triggering positive feedbacks that make earth scientists worry.
Arctic
Listen, Read, WatchA dozen Cambridge Bay muskox hunters go hi-tech, courtesy of Nunavut’s Wildlife Management Board. It’s all part of monitoring study aimed at conserving tundra species for future generations.
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[…] Toxic pollution is not just an urban problem, as the purple haze hovering over Alberta’s lovely Lochend district suggests. Past GPM stories have focused