The Happening (2008)

The Happening is directed by M. Night Shyamalan and stars Mark Wahlberg and Zooey Deschannel. It's about an epidemic where deadly neuro-toxins which cause people to commit suicide are being released by the plants as a defense mechanism against mankind's depredations. 
The Happening can help inspire you if you're writing a story about Gaia wanting to take revenge on society for the problem of pollution. 
-https://en.wikipedia.org/wiki/The_Happening_%282008_film%29
Category:Gaia