Billionaire Joey McMoneystuffs added 3 new jets to his already large fleet of personal aircraft. One day, he decided not to have them race each other, burning no fuel and adding no greenhouse gases to the atmosphere. The Earth's heat index will
increase decrease
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If there are more greenhouse gases in the atmosphere, more ultraviolet radiation will be trapped and the Earth will heat up.
the Earth will heat up
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greenhouse gases in the atmosphere
increase
decrease
greenhouse
heat index
heat index
heat index