How did reduced methane concentrations in the atmosphere affect Earth? (1 point)

Question

• Volcanic activity decreased.
• Earth cooled.
• • Volcanic activity increased.
• Earth warmed.

Answer 1

Reduced methane concentrations in the atmosphere typically lead to cooling effects on Earth. Methane is a potent greenhouse gas, and lower concentrations result in less heat being trapped in the atmosphere. Therefore, the correct answer is:

• Earth cooled.