Human Activity Carbon Cycle Tundra Flashcards

You may prefer our related Brainscape-certified flashcards:
1
Q

What happens when permafrost melts?

A

CO2 is released

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2
Q

How much CO2 is released when permafrost melts?

A

7-40 million tonnes per yr

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3
Q

Why are gas flaring and oil spillages bad for the environment?

A

Input CO2 into the atmosphere

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4
Q

Why is the removal of vegetation bad for the environment?

A

Reduces photosynethis/uptake of C02 from the atmosphere

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5
Q

What happens when there is increased respiration through microorganisms?

A

Thawing of the soil

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