The map , created by Yale University , reveals public opinion in all 50 states , 435 districts and 3,000 counties . Overall , just over 60 per cent of Americans believe global warming is taking place and nearly half blame humans . Climate change concern ranges from 38 per cent in Washington DC , Tennessee , to 74 per cent in Pickett County .
The map , created by Yale University , reveals public opinion in all 50 states , 435 districts and 3,000 counties . Overall , just over 60 per cent of Americans believe global warming is taking place and nearly half blame humans . Climate change concern ranges from 38 per cent in Pickett County , Tennessee , to 74 per cent in Washington DC .