Climate and Environment
7 Nov 2021
These 8 Cities Could be Underwater by 2030 Due to Rising Seas
The Index Today
Permafrost is typically found in the northern hemisphere and covers a frozen land area of 23 million square kilometers. Scientists have calculated that the permafrost could be around a million years old, depending upon its depth. With the current rate of rising temperatures and global warming, the permafrost could melt away up to two-thirds of its total area by the year 2100.