Forest conservation has long been seen as a way of mitigating climate change, but across the world, natural landscapes are increasingly threatened by industrial development and urbanisation.

Forests are in trouble, and if forests are in trouble, so are we. Reporter Joe Sandler Clarke explains how it works. According to the organisation Redd+, deforestation primarily in the tropical regions contributes a remarkable 10% of annual global CO2 emissions. https://unearthed.greenpeace.org/2017/11/14/forests-matter-climate-change-cop23