What evidence supports an increase in Earth's surface temperature?

Question

Quizplus · Accepted Answer

All of the above options provide evidence of an increase in Earth's surface temperature. Historical records document temperature changes over time, while tree rings and ice cores provide information about temperature fluctuations in the past. Corals can also be used to study changes in ocean temperature. Combining these different sources of evidence offers a more comprehensive understanding of how and why Earth's temperature is changing.

What Evidence Supports an Increase in Earth's Surface Temperature