One of the most severe impacts of climate change is the scourge of drought. Drought affects rural farmers' ability to make a living and provide for themselves, and threatens the wider food supply. Solar stills have shown great promise as a way to insure fresh water supplies, but they are typically inefficient. Engineer and social entrepreneur Alessandro Bianciardi has been working on the problem, and has been making immense progress by looking at one of the greatest powers of nature itself: mimicry.