Visitors might be confused after arriving in Char Chatkimarai, a tiny island of eight square miles situated in the extreme south of Bangladesh close to the Bay of Bengal. Many might think they have just landed in an amazing part of a big national park of buffalo.

Imagine a world with as many as one billion people facing harsh climate change impacts resulting in devastating droughts and/or floods, extreme weather, destruction of natural resources, in particular lands, soils and water, and the consequence of severe livelihoods conditions, famine and starvation.