大学体验英语视听说3unit1(8)

SolutionsThe best way to preserve biological diversity is to maintain flora and fauna in their natural ecosystems. This can be achieved by controlling unsustainable actions such as poaching, as well as by setting up protected areas, and encouraging sustainable use of natural resources. Because the existence of flora and fauna are also threatened by pollution and climate change, sustainable development and the decrease of wasteful consumption in affluent areas are ultimately the key.