Based on this report, what is correct about climate change? (Please select one answer)
A. Human caused emissions of green house gases started to rise during the pre-industrial age. It was driven by the growing economy and population. Future projections of emissions depend on socio-economic development, and on climate policy.
B. Human caused emission of green house gases started to rise during mid 1950s. It was driven solely by the fossil fuel industry. Future projections of emission depend on socio-economic development.
C. Human caused emission of green house gases started to rise during the pre-industrial age. It was driven by a growing number of middle-income countries. Future projections of emission depend on climate policy.
D. Human caused emission of green house gases started to rise during the pre-industrial age. Mainly a growing economy and a growing population drives it. Future projections of emission depend only on socio-economic growth.
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What is the effect of ozone depletion?(Please select one answer)
A. More dangerous UV from solar radiation reaches the biosphere
B. The global atmosphere becomes lighter and thus expands more into space
C. The global atmosphere is more in danger of being swept away by solar winds
Ozone depletion will increase if …(Please select one answer)
A. More Chloroflourocarbons (CFCs) and similar synthetic compounds are emitted
B. Atmospheric CO2 concentrations rise
C. Deforestation continues to increase
Where in the world is the most severe ozone depletion?(Please select one answer)
A. Over Antarctica
B. Over hot equatorial regions
C. In urban environments
Over the past 200 years, ocean uptake of CO2 has ________________ the effects of climate change.
Accelerated
B. Moderated
Cancelled out
D. Masked
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