This is one of the goals of Tropical Permaculture, Permaculture SE Asia and Permaculture Thailand. Be productive and functional for people, while at the same time promoting sustainability and natural systems for the global ecosystem. Organic gardening, troopical food forests, community living, its all a part of what is the answer to the worlds problems.
Similar to work that Terra Genesis is doing in the Philippines
Very in depth.
Check it out: