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Principles of Environmental Science 7th Edition by William Cunningham,Mary Cunningham
Edition 7ISBN: 978-0071314947Principles of Environmental Science 7th Edition by William Cunningham,Mary Cunningham
Edition 7ISBN: 978-0071314947 Exercise 21
What is the ratio of human-caused carbon releases into the atmosphere shown in figure compared to the amount released by terrestrial respiration?
FIGURE The carbon cycle. Numbers indicate approximate exchange of carbon in gigatons (Gt) per year. Natural exchanges are balanced, but human sources produce a net increase of CO₂ in the atmosphere.
FIGURE The carbon cycle. Numbers indicate approximate exchange of carbon in gigatons (Gt) per year. Natural exchanges are balanced, but human sources produce a net increase of CO₂ in the atmosphere.
Explanation
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Carbon serves very important role for li...
Principles of Environmental Science 7th Edition by William Cunningham,Mary Cunningham
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