Reading with pleasure the new book “Plan B”written by Dr．Brown

The paper expounds that the new book“Plan B-Rescuing the Planet Under Stress and a Civilization in Trouble”written by Lester·R·Brown points out a feasible way tO promote the sustainable development of the world economy，and avoid the economic decline induced by the environment deteriorate．The necessity and tactics of pursuing the“Plan B”in China are clarified．