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

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)
Responses

Methane
Methane

Ozone
Ozone

Carbon Dioxide
Carbon Dioxide

Hydrogen

GPT-4o mini · Answer

The gas that has recently increased in the mesosphere, leading to a rise in water vapor and the formation of noctilucent clouds (high-altitude clouds visible at night) is **Methane**.