Sonja Hildebrand

Politics, Community, and Environment
Birr and Muttenz
Let's Break the Fossil Wave
by Klimastreik Schweiz

Community, Environment, and Education
Zürich, Lausanne, and Bern
Die Schweiz der Zukunft
by Verein Klimaschutz Schweiz - Association Suisse pour la Protection du Climat

Environment
Zürich
Impact Fund 2020 / Climate
by Verein Impact2020 and Team wemakeit

Politics and Environment
Bern
28.9 – Nationale Klima-Demo
by Klima-Allianz Schweiz