He actively contributes to the social service through various organizations.
At the moment, more 150 astronomers around the world actively contribute to the project.
In addition to professional work, he has since the late 1960s contributed actively to public debate on a variety of issues.
He wanted to contribute actively to governing the country once more and have influence in policy making.
To contribute actively to European and international debates on these issues.
The Fraternity should actively contribute to the personal growth and development of its members.
I appeal to consumers to actively contribute to the success of such collection.
In this way, young people actively contribute to the construction and integration of Europe.
In addition, our clinical experiences allow students, while they are learning, to actively contribute to the health of individuals and communities.
In Ireland, it is illegal for a doctor (or anyone) to actively contribute to someone's death.
