Wal-Mart: A Bully for the Greater Good

As the world's largest retailer, Wal-Mart has long been a powerful force in the global economy -- a bully, its critics would say. These days, though, the company is winning praise for using its leverage -- that's a polite term for bullying -- to protect the environment and help the poor. Read More

The Trouble with Oreos

Not only is the world flat, it is amazingly interconnected. Who would have thought that Oreos or Cheez-Its could contribute to deforestation and global warming? Read More

Michael Jordan's "green" sneaker

When you think pollution, you think coal plants, big SUVs, maybe chemical fertilizers-not sneakers. Read More

Bush's Green Energy Man

I wonder if Andy Karsner, who is the assistant secretary of energy for energy efficiency and renewable energy, sometimes feels like a fish out of water. Read More