The hole in the ozone layer above Antarctica is one of the largest and deepest in the last 15 years, according to the World Meteorological Organization (WMO).
The formation of Arctic sea ice has been lagging behind normal since its minimal expansion, and many areas are still ice-free.
The deep sea of the Antarctic Weddell Sea has warmed five times faster than the world ocean at depths of more than 2,000 meters over the past three decades.
After 389 days, the “Polarstern” returns home and successfully ends the largest Arctic research expedition of all time in Bremerhaven
Polar bears in northern Greenland are currently benefiting from the climatic changes, but probably not forever.
Musk oxen were already roaming the Arctic tundra when mammoths were still alive. Man has almost wiped out the mighty goat relatives in the last century.