The world has begun to shun dirty fuels, but an undaunted Exxon Mobil says oil will power economies for decades.

As the world begins to shun dirty fuels, Exxon Mobil, undaunted, says oil will power economies for decades.

More stores are building environmentally friendly outlets, as a way to curry favor with consumers and to lower operating costs.

Michael J. Critelli, executive chairman of Pitney Bowes, discusses unsolicited mail and its affect on the environment.

Dynegy, a major owner of coal-burning power plants, has agreed to tell investors more about how global warming could affect its business, the New York State attorney general said.

Wal-Mart plans to announce that it will require manufacturers supplying goods for its stores to adhere to stricter ethical and environmental standards.

Fears of a sharp worldwide economic slowdown are threatening a hard-won European plan on climate change.

“Design thinking” focuses on people’s actual needs rather than trying to persuade them to buy into what businesses are selling.

The automaker said that it would put an electric car on sale in North America in 2010, putting it neck and neck with General Motors in the race to put a mass-produced electric vehicle on U.S. roads.

Solar power, with its promise of emissions-free renewable energy, boasts a growing number of fans. Some of them, it turns out, are thieves.