in 1990 the united nation’s intergovernmental panel on climate change (ipcc) predicted that temperatures would rise by 0.54f (0.3c) per decade.
in 1990 the united nation’s intergovernmental panel on climate change (ipcc) predicted that temperatures would rise by 0.54f (0.3c) per decade.
global warming:22
currently, surface temperatures are rising by about 0.2 °c per decade.