When she's not acting, Jane Fonda is fighting for climate change — efforts that inspired her to launch "Fire Drill Fridays" (FDF) — and has since led thousands of people in nonviolent civil disobedience, risking arrest to protest for action. Now Fonda is recounting her personal journey as an activist in a new book titledWhat Can I Do? My Path From Climate Despair to Action (Penguin Press).