Answer:
Greenhouse gases, including water vapor, carbon dioxide, and methane, form a small percentage of the overall atmosphere, yet they play an important role, trapping the heat required for life on Earth.
Answer:
since water takes a long time to heat up and a long time to cool down, land masses along these coastal regions have more moderate temperature ranges than those of land masses inland on the same latitude
A river's width and depth increases as more water is added from tributaries.