terrae - vermicomposter - Composting allow to reduce house waste up to 40% ... Simple, ludic and 100% natural, vermibricomposting is a tested and approved solution to flat composting. The principle is simple : let earthworms eat your biodegradable waste and transform it (odorless) into compost. Terrae is an eco-design project which aim is to popularize this technique. Simple and functional with an attractive aesthetic, it open to waste another status and give us the possibility to be more responsible.