My name is Tanaka.

I am studying Japanese.

We are going on a trip together.

You need to use your head to solve this problem.

He is using that coat from winter to spring.

We must use natural resources carefully.

We should strive to protect water resources.

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.

I am an Earthling.