0:00
20:41
A bright white mineral promises to boost crop yields while sucking up atmospheric carbon, and its name is wollastonite. Join CBC Ottawa’s environment and climate reporter Stu Mills as he walks us through why some farmers are cautiously embracing this new mineral, and sprinkling it on their fields.
D'autres épisodes de "What On Earth"
Ne ratez aucun épisode de “What On Earth” et abonnez-vous gratuitement à ce podcast dans l'application GetPodcast.