400 parts per 1,000,000 of CO2 equals 4 parts per 10,000 equals 1 part per 2,500. The CO2 butterfly would need to be enormous to drive a hurricane. Reply
400 parts per 1,000,000 of CO2 equals 4 parts per 10,000 equals 1 part per 2,500.
The CO2 butterfly would need to be enormous to drive a hurricane.