Glacier Lake Outburst Flood (GLOF) risk was reduced through community-based approaches. An excellent documentary (2009) on a UNDP-GEF-LDCF funded project. View the video here.
Tesla's solar roof tiles coming to market: https://techcrunch.com/2017/05/10/tesla-opens-up-solar-roof-pre-orders-answers-the-most-important-question-how-much-will-it-cost-you/