How Many Lightbulbs Does it Take to Change the World?

In the next 12 months, starting with a major push this month, Wal-Mart wants to sell every one of its regular customers — 100 million in all — one swirl bulb. In the process, Wal-Mart wants to change energy consumption in the United States, and energy consciousness, too. It also aims to change its own reputation, to use swirls to make clear how seriously Wal-Mart takes its new positioning as an environmental activist — via meta-roj blog