Whatever climate change earth previously went through was never noticed by any living being.
The last 40 years was the first time that temperature went up by 1 degree Celsius in such a short time frame. That took 1000 years in any previous climate change.
Obligatory xkcd reference
Whatever climate change earth previously went through was never noticed by any living being.
The last 40 years was the first time that temperature went up by 1 degree Celsius in such a short time frame. That took 1000 years in any previous climate change.