4Revs Innovation Challenge is a global call for solutions in food, water, resources, climate change and energy that will help humanity solve survival challenges in one generation (2020-2050). Innovators are invited to submit solutions that are already in the market and contribute to at least one of the 4 Revolutions: Sustainable Agriculture and Food Supply; Water Conservation and Management; Ecosystem Restoration; Climate Change and Sustainable Energy. Six solutions will be selected as potential case studies and compete for additional financial rewards of up to US$1,500. The Challenge closes 19 November 2020. Link to Socialab