Grassroots: A Film About a Fungus (2018)

As a soil specialist, Guy Webb has spent years, searching for ways to improve the health of Australia's degraded farming soils. When he stumbles upon a piece of microbial research that is a breakthrough in soil science, he inadvertently becomes responsible for ensuring that this essential knowledge is not lost. With the help of the farmers around him, he sets himself the challenge to take scientific knowledge and transform it into a practical technology to be used across the globe. Grassroots follows Guy Webb and his friends, unlikely heroes on a quest to bring a genuine climate change solution to the world.