Feedback Loops

Question 1

Positive Feedback

Answer 1

-Effects of something are continually exacerbated

-For example; Greenland Ice Sheet in positive feedback loop as rising temp causes melting, debris revealed (dark surface), less albedo, more melting.

Question 2

Negative Feedback

Answer 2

-Effects of something made lesser

-For example; Global warming = Evaporation, more cloud cover, reflects more solar energy, so cooling