Question

What is global warming?
1. The rise in Earth's temperature since the late 19th century
2. the trapping of the sun's warmth in a planet's lower atmosphere
3. the amount of sunlight the globe receives
4. all of the above

Answer 1

Answer:

4. all of the above

Explanation:

4. all of the above

Answer 2

Answer:

The rise in Earth's temperature since the late 19th century