What do the German Greens want if they gain power?

The Green party's chancellor candidate decision marks the beginning of their campaign for September's election. So what could the party achieve in government?

source https://www.dw.com/en/what-do-the-german-greens-want-if-they-gain-power/a-57248907?maca=en-rss-en-ger-1023-rdf