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Card 6

Front

Roughly what percentage of incoming solar radiation is absorbed by the Earths surface?

Back

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Card 7

Front

The infrared radiation that is emitted by the Earths surface is partly absorbed by what in the atmosphere?

Back

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Card 8

Front

Carbon Dioxide concentration is increased by human activities in what way?

Back

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Card 9

Front

Which ocean current changes causes a nutrient upwelling which causes algal blooms?

Back

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Card 10

Front

A positive feedback mechanism is.......

Back

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Card 11

Front

What is the name of the current system that carries warmer water northwards from the equator in the Atlantic?

Back

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Card 12

Front

What is the name of the international agreement signed in 1997which committed signatories to reducing six greenhouse gases?

Back

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Card 13

Front

What international agreement was signed to limit release of CFCs into the atmosphere?

Back

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Card 14

Front

An underground rock structure from which water can be abstracted is called ...?

Back

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Card 15

Front

Flow of water through the spaces in soil and rock is called

Back

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