- Modern slavery is driving huge deforestation, writes Kevin Bales
- Criminals make slaves cut forests to support commodities such as gold, minerals for cell phones and laptops, and shrimp and fish
- Slavery is a major contributor to climate change, he says
Kevin Bales is Professor of Contemporary Slavery at the Wilberforce Institute for the Study of Slavery and Emancipation and a founder of Free the Slaves. His latest book is "Blood and Earth: Modern Slavery, Ecocide, and the Secret to Saving the World." The opinions expressed in this article are solely those of the author.
(CNN)It's all about the trees.