Geography - Global Warming Flashcards

1
Q

what gases are major causes of global warming

A

carbon dioxide and methane

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2
Q

what is happening to the greenhouse gases in the atmosphere

A

the concentration is gradually increasing

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3
Q

what is an effect of the ‘blanket’ around Earth’s atmosphere

A

it is keeping the heat in the atmosphere

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4
Q

what does the ‘greenhouse effect’ result in

A

increases in global temperature

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5
Q

what country contributes to over 1/4 of all CO2 emissions

A

USA

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6
Q

where is the hole in the ozone layer

A

over Antartica

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7
Q

which uses more energy - LEDCs or MEDCs

A

MEDCs

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8
Q

approximately how much do scientists expect the sea levels to rise by over the next hundred years

A

10-90cm

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