Earth’s atmosphere protects life on the surface by filtering deadly ultraviolet radiation, destroying most meteors that pass through it and retaining heat. The atmosphere also provides oxygen to humans and carbon dioxide... More »

Volcanic eruptions can affect the atmosphere and climate in the immediate vicinity of the volcano and also around the entire planet if the eruption is large enough. The main effect eruptions have on the weather near the ... More »

Earth's atmosphere, which is around 300 miles thick, is mainly made of nitrogen and oxygen, although there are many other trace substances in its composition. Trace substances make up only 1 percent of the bulk of the at... More »

In addition to providing the oxygen and carbon dioxide necessary to support life on Earth, the atmosphere also blocks harmful radiation from the sun and traps heat to make the surface of the planet habitable. Without the... More »

The atmosphere supports life on Earth by protecting it from dangerous electromagnetic radiation, by creating and controlling weather and climate and by providing the gases that plants and animals need to breathe. The atm... More »

The ozone layer is important because it filters harmful ultraviolet radiation as it travels from the sun to the surface of the Earth. These ultraviolet rays can harm both plant and animal life. After observation of a dep... More »

The atmosphere works as a place to contain the oxygen that is necessary for life, works as a blanket to shield the earth from radiation and helps to create the different types of weather that are felt on the Earth. The a... More »