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According to scientists, what causes global emissions of carbon dioxide to rise?
layer of gases
troposphere
so humans can change activities to regulate climate
it provide needed gases
ultrviolet radiation
global warming
trees and other plants absorb carbon dioxide and produce oxygen
burning (combustion) of fossil fuels
Why is it important for scientists to study climate change?
layer of gases
troposphere
so humans can change activities to regulate climate
it provide needed gases
ultrviolet radiation
global warming
trees and other plants absorb carbon dioxide and produce oxygen
burning (combustion) of fossil fuels
How do trees and other plants affect carbon dioxide level in the atmosphere?
layer of gases
troposphere
so humans can change activities to regulate climate
it provide needed gases
ultrviolet radiation
global warming
trees and other plants absorb carbon dioxide and produce oxygen
burning (combustion) of fossil fuels
What is the atmosphere?
layer of gases
troposphere
so humans can change activities to regulate climate
it provide needed gases
ultrviolet radiation
global warming
trees and other plants absorb carbon dioxide and produce oxygen
burning (combustion) of fossil fuels
Which layer of the atmosphere contains weather?
layer of gases
troposphere
so humans can change activities to regulate climate
it provide needed gases
ultrviolet radiation
global warming
trees and other plants absorb carbon dioxide and produce oxygen
burning (combustion) of fossil fuels
Why is the atmosphere important?
layer of gases
troposphere
so humans can change activities to regulate climate
it provide needed gases
ultrviolet radiation
global warming
trees and other plants absorb carbon dioxide and produce oxygen
burning (combustion) of fossil fuels
The ozone layer is in the stratosphere. What does it absorb?
layer of gases
troposphere
so humans can change activities to regulate climate
it provide needed gases
ultrviolet radiation
global warming
trees and other plants absorb carbon dioxide and produce oxygen
burning (combustion) of fossil fuels
What happens when global levels of carbon dioxide rise?
layer of gases
troposphere
so humans can change activities to regulate climate
it provide needed gases
ultrviolet radiation
global warming
trees and other plants absorb carbon dioxide and produce oxygen
burning (combustion) of fossil fuels
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