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The 650,000-year record for carbon dioxide (CO2) Climate reconstructions indicate that carbon dioxide (CO2) levels have consistently decreased over the past 650,000 years. are at the highest levels now of any time during the past 650,000 years. have fluctuated over the past 650,000 years, so recent upward trends are not a concern. were highest approximately 350,000 years ago and have decreased since. O have steadily increased (with some minor fluctuations) over the past 350,000 years.

The 650,000-year record for carbon dioxide (CO2) Climate reconstructions indicate that carbon dioxide (CO2) levels have consistently decreased over the past 650,000 years. are at the highest levels now of any time during the past 650,000 years. have fluctuated over the past 650,000 years, so recent upward trends are not a concern. were highest approximately 350,000 years ago and have decreased since. O have steadily increased (with some minor fluctuations) over the past 350,000 years.

Chemistry
Chemistry
10th Edition
ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
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Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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Question 13 440 Carbon dioxide 400 360 320 8 280 240 200 160 The 650,000-year record for carbon dioxide (CO2) Climate reconstructions indicate that carbon dioxide (CO2) levels have consistently decreased over the past 650,000 years. are at the highest levels now of any time during the past 650,000 years. have fluctuated over the past 650,000 years, so recent upward trends are not a concern. were highest approximately 350,000 years ago and have decreased since. have steadily increased (with some minor fluctuations) over the past 350,000 years.
Transcribed Image Text:Question 13 440 Carbon dioxide 400 360 320 8 280 240 200 160 The 650,000-year record for carbon dioxide (CO2) Climate reconstructions indicate that carbon dioxide (CO2) levels have consistently decreased over the past 650,000 years. are at the highest levels now of any time during the past 650,000 years. have fluctuated over the past 650,000 years, so recent upward trends are not a concern. were highest approximately 350,000 years ago and have decreased since. have steadily increased (with some minor fluctuations) over the past 350,000 years.
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