IN YOUR OWN WORD NOT from google. describe how changes in the amount of ice covering Earth's surface can affect earth's temperature

Changes in the amount of ice covering Earth can have drastic consequences. Ice reflects the sun’s light off of it, which is the Earth’s way of “staying cooler.” So, the less ice there is, less light is reflected. When less light is reflected, the Earth’s surface endures higher temperatures.

This type of galaxy is an approximately ellipsoidal shape and a smooth, nearly featureless image. they are the largest single star systems, in the universe and are built by the collisions of many smaller galaxies.