A couple of decades ago, evidence of a relationship between business and the environment was limited to news stories about oil and chemical spills and a few products...Today, the landscape has been transformed, with companies such as General Electric putting the environment at the heart of their business strategies...Two main forces are driving [this:]...the recognition that the risks posed to business by climate change...is growing...[and] Companies are also seeing the potential for revenue generation...At the same time, businesses are becoming more ambitious and wide-ranging in the ways they manage their environmental impact by looking beyond their own operations. [also refers to Tetra Pak (part of Tetra Laval), Tesco]