He occupies an important position in the company.

Nitrogen makes up about 78% of the Earth's atmosphere.

The atmosphere of this planet is harmful to humans.

Earth is one of the planets in the solar system.

He lived in Japan for about 10 years.

He is a person who keeps promises.

Air pollution is having a serious impact on the health of the planet.

He is dedicated to the study of the atmosphere.

The process of terraforming is part of transforming other planets into a habitable environment for humans.

Earth science is an important field of study for unraveling the mysteries of nature.