He is traveling around the world as an ecologist.

He is still a minor, so he does not have full capacity to act.

He avoided talking about actual sex acts with her.

His propaganda of the deed influenced many people.

He thought deeply about the result of that juristic act.

He obtained that position by using force.

He was arrested for committing a criminal act.

The police arrested the illegal alien.

This document contains environment-dependent characters.

The United Nations Environment Programme is providing solutions to global environmental problems.