When polar regions melt, the vaults are thrown open – “ancient water, carbon, and microbial life return to the surface to ...
The polar regions are the coldest places on Earth. During the summer, the poles receive 24 hours of sunlight, but during the winter the sun is rarely visible. Animals that inhabit nature’s freezers ...
Little wonder the poles can seem timeless, places of desolate beauty – tundra and rock in the north, and wind and ice in the ...
Imagine it as a giant, icy whirlpool far above the Earth, keeping frigid ... pressure between warmer and colder regions. This stability helps keep the polar vortex — and all its bitterly cold ...
As the Arctic rapidly warms, the temperature difference between the polar region and lower latitudes decreases, which weakens ...