Select the correct answer from the list.(1 point) Between 400,000 years ago until 1950, the levels of carbon d

Question

Select the correct answer from the list.(1 point)
Between 400,000 years ago until 1950, the levels of carbon dioxide in the atmosphere never exceeded 
 parts per million. Today, carbon dioxide levels have exceeded 
 parts per million.

GPT-5 mini · Answer

300 parts per million; 400 parts per million.

Select the correct answer from the list.(1 point)
Between 400,000 years ago until 1950, the levels of carbon dioxide in the atmosphere never exceeded
parts per million. Today, carbon dioxide levels have exceeded
parts per million.

All Answers 1

Submit Your Answer

Select the correct answer from the list.(1 point) Between 400,000 years ago until 1950, the levels of carbon dioxide in the atmosphere never exceeded parts per million. Today, carbon dioxide levels have exceeded parts per million.

All Answers 1

Submit Your Answer

Select the correct answer from the list.(1 point)
Between 400,000 years ago until 1950, the levels of carbon dioxide in the atmosphere never exceeded
parts per million. Today, carbon dioxide levels have exceeded
parts per million.