Balanced Carbon Cycle Flashcards

1
Q

what is the greenhouse effect

A

warming of the atmosphere as gases like co2 absorb heat energy and are trapped in the ozone layer

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2
Q

natural greenhouse effect

A

solar radiation absorbed by dark surfaces and radiated back as heat. Greenhouse gases maintain safe temperature levels so life on earth can be sustained.

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3
Q

how does phytoplankton play a significant role in the carbon cycle?

A

sequester co2 through photosynthesis - pumps carbon out of the atmosphere into the ocean

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4
Q

how does melting ice affect phytoplankton?

A

melting ice means they are exposed to more sunlight promoting more photosynthesis - meaning more carbon dioxide is absorbed from the atmosphere

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5
Q

what is equilibrium?

A

when the amount of carbon being removed from the atmosphere is the same as the amount being released into the atmosphere

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6
Q

what are the negative implications of arctic amplification?

A

ice contains trapped greenhouse gases and therefore when melted, these gases are released into the atmosphere. Therefore, leading to increased global temperatures

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