"Two years ago, Wal-Mart chief executive H. Lee Scott Jr. outlined ambitious goals to turn the world's largest retailer into a more environmentally friendly company," reports the Washington Post.

Spending on word-of-mouth marketing "has increased from $76 million in 2001 to $981 million in 2006 and is expected to grow to approximately $3.7 billion by 2011," according to a report by PQ Media.

Why would the John Locke Foundation, a "conservative North Carolina-based think tank" launch a "series of scathing attacks" against the Center for Climate Strategies (CCS), a Pennsylvania-based "nonprofit group of scientists, engineers, business strategists and policy experts who guide states in figuring out how to best reduce greenhouse gas pollution"?