Geography - Global Warming Flashcards
1
Q
what gases are major causes of global warming
A
carbon dioxide and methane
2
Q
what is happening to the greenhouse gases in the atmosphere
A
the concentration is gradually increasing
3
Q
what is an effect of the ‘blanket’ around Earth’s atmosphere
A
it is keeping the heat in the atmosphere
4
Q
what does the ‘greenhouse effect’ result in
A
increases in global temperature
5
Q
what country contributes to over 1/4 of all CO2 emissions
A
USA
6
Q
where is the hole in the ozone layer
A
over Antartica
7
Q
which uses more energy - LEDCs or MEDCs
A
MEDCs
8
Q
approximately how much do scientists expect the sea levels to rise by over the next hundred years
A
10-90cm
