The greenhouse effect is related to the increase in the average surface temperature which is considered "global warming". Global warming is the result of an increase in gases like methane, carbon dioxide, and other factors that lead to a rise in the planet's temperature.
Answer:

Explanation:
Civic Participation helps people to think about and improve their community. In civic participation, Those people are involved who want to improve their communities.
I'm not sure, but I believe the answer is c because the movement of material like soil is usually classified as erosion.
Answer:
A) The ice lobes advanced and stopped many times, eroding the land to create a trough and then filled it with draining water from the ice sheet that was feeding them.
Explanation:
- The creation of the Minnesota rover started when the bottom was an oversized valley having its roots in the ice ages when the glacier repeatedly moved 2 to 10,000 million years ago. For about 120-150,000 years ago the ice sheets formed by the lobes of ice in Minnesota and it was covered by moraine and glacial deposits.
True they are made of frozen gas .