Plants have a lot to teach us about how our planet works and movies like the blockbuster film “Avatar,” in which plants play an important role, can inspire us to pay closer attention to them. Jodie Holt, a professor of plant physiology at the University of California, Riverside and the botanical consultant for Avatar, discusses what she taught Hollywood about plants and what Hollywood can teach us about our planet. Series: "Earth 101: What You Need to Know About Life on our Planet" [Science] [Show ID: 24207]