Which gas has recently increased in the mesosphere, creating a rise in water vapor which has led to the formation of high-altitude clouds that are visible at night?(1 point)

Question

Responses

Carbon Dioxide
Carbon Dioxide

Hydrogen
Hydrogen

Ozone
Ozone

Methane

Answer 1

Methane

Answer 2

Climate Change Unit Test
17 of 1717 of 17 Items

Question
Which directly contribute to sea level rise?(1 point)
Responses

reflected energy and carbon dioxide
reflected energy and carbon dioxide

expansion and melting of land ice
expansion and melting of land ice

carbon dioxide and water vapor
carbon dioxide and water vapor

reflected energy and melting sea ice

Answer 3

what is the answer?