Her are a few links to some amazing Documentaries on climate change,
1: The Flood https://www.netflix.com/au/title/80141928
2: Ice on fire https://www.youtube.com/watch?v=Elf0RFBhr8I, this is the trailer only. They are both Directed by Leonardo DiCaprio Leo who is an actor and an environmentalist.
3: "One Strange Rock" https://www.netflix.com/au/title/81071666
Hosted by Will Smith
4. 2040: Concerned about his young daughter's future, Australian filmmaker Damon Gameau travels the world in search of new approaches and solutions to global warming.
Visionaries and scientists work to mitigate climate change and minimize climate-related events, despite a rapidly warming planet.