Chrissi Fischer

How paper and plastic packaging influence the environment.

Insulating an internal wall with recycled materials

“The change begins in oneself and there’s strength in numbers”

Competing in a race of a different kind

Against food waste

How did it start and how to go on?

How to reduce the carbon footprint.

A solution to the energy and climate challenges in Norway?

The Math-Day-15 was devoted to waste

Denzlingen Secondary school tackles the problem of old solar modules