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

He is preventing a cold by drinking garlic extract.

He holds the power of life and death in that country.

The economic situation in the euro zone has a significant impact on the global economy.

He wants to work in an Anglosphere country.

Protecting the biosphere is important for the future of the Earth.

The thermosphere is a part of the Earth's atmosphere, located above the stratosphere and the mesosphere.

That country is trying to expand their sphere of influence.

The exosphere is the outermost layer of Earth's atmosphere.

He has a deep interest in the European cultural sphere.