Most places on Earth are warmer than they were 100 years ago., True, False, Where have some of the strongest and earliest impacts of global warming occurred?, In the Southern latitudes, In the Northern latitudes, How do scientists collect evidence about climate?, They study ice cores to learn about past temperatures., They look at tree rings to see how trees grew each year., They use satellites to observe changes on Earth., All of the above., Which of the following gases does not trap heat?, Carbon dioxide, Methane, Nitrogen, Water vapor, Which greenhouse gas is the main driver of Earth’s current warming?, Carbon dioxide, Methane.

Unit 5_Getting started

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