WDR documentary on climate change

In a two-part WDR documentary, the science journalist Mai Thi Nguyen-Kim and the reporter Caroline Wiemann report on the current knowledge regarding climate change and its impact, which technical innovations are currently available and how each and everyone can contribute to solving the climate problem: 

Klimawandel – Was die Wissenschaft wirklich weiß (…und was nicht) (1/2)
Klimawandel: Was wir tatsächlich tun können (2/2)