Every day more of the world's forests disappear. Trees are cleared for agriculture, lost in wildfires and harvested for the valuable products they supply. Called the lungs of the planet, forests play a critical role in climate moderation. What happens when they're gone? Are replanting and afforestation efforts helping? In If A Tree Falls: The Global Impact of Deforestation, author Nikki Tate gives an accessible and balanced look at forest practices throughout history, the growth of industry and the fight for preservation. Global deforestation affects us all. Find out what you can do to protect forests today and keep them healthy for future generations.