Latest News: Get the latest from Eco-Tourism. Find all current Top News. What does Ecotourism mean, and why should you care? MD volunteer CONNECT WITH NATURE IN YOUR OWN BACKYARD. VOLUNTEER WITH US. With advances in transportation and information technology, even the most remote places on Earth are within reach of the traveler. In fact, tourism is now the world's largest industry, with nature tourism the fastest growing segment. People want to experience nature and the world, but should try to do so in a way that doesn't impact the natural environment. In response to this increasing appreciation of nature experiences, a new travel ethic has arisen called ecotourism.