编者按:后危机时代,随着产业升级的步伐加快、经济结构的加速调整,资源环境约束形成的倒逼压力日益趋紧,不加快经济发展方式转变,就难以实现可持续发展,就难以破解“钱从哪里来、人往哪里去、粮食怎么保、民生怎么办”这四大难题;不加快经济发展方式转变,资源难以支撑、环境难以承载、社会难以承受,增长难以为继。 Editor’s note: In the post-crisis era, with the accelerated pace of industrial upgrading, accelerating adjustment of economic structure and increasing pressure on the forces and constraints caused by the constraints of resources and the environment, it is difficult to crack the environment without speeding up the transformation of economic development mode. “Four major problems such as where money comes from, where people go, how to protect grain and how to do livelihood”; it will not speed up the transformation of economic development mode, resources are difficult to sustain, the environment is difficult to carry, the society is unbearable and the growth is unsustainable.