negative feedback loop - carbon cycle Flashcards

1
Q

what does increased photosynthesis by plants and rising global temperatures allow?

A

vegetation to grow in new areas

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2
Q

example of vegetation has grow in new area?

A

where permafrost has melted

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3
Q

what does new vegetation absorb?

A

CO2 from the atmosphere, decreasing the warming effect

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4
Q

what can higher temperatures and more co2 cause for plants?

A

greater carbon fertilisation

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5
Q

what is carbon fertilisation?

A

plants absorbs more co2, reducing the levels of co2 and the rates of warming and then the carbon fertilisation, if temperatures decline - repeating

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6
Q

photosynthesis phytoplankton energy is boosted by

A

warmer oceans and more sunlight due to climate change

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7
Q

what does a chemical by the plankton cause?

A

cloud formation

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8
Q

what does an increase cloud cover decreases?

A

warming by the sun

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9
Q

what does more photosynthesis reduce?

A

co2 level - reducing warming levels

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