The Great Green Wall (2020) is a Documentary film that follows an epic journey along Africa's Great Green Wall — an ambitious vision to grow a wall of trees stretching across the entire continent to fight against increasing drought, desertification and climate change. Currently, you can watch The Great Green Wall on Amazon Video. Streaming availability may vary by country and platform over time. It has a user rating of 6.2 out of 10 from 9 votes. Fans of documentary movies may also want to explore similar titles below.