The Earth does not normally work like a greenhouse. Light from the sun enters the Earth’s
atmosphere and hits clouds, land, or water. The light warms the Earth, but at night, the dark part of the
Earth cools. Also, during the winter, light from the sun hits the Earth in a way that does not warm the
land or the water as much as in summer. So, there are times during the day or during the year when the
earth naturally cools