Al Gore may not have invented the Internet, but with the popularity of An Inconvenient Truth, he may be able to take some of the credit for the public and media's suddenly robust interest in environmental issues.

"This year has been a watershed in terms of mainstream media attention to the environment" notes William Brent, Weber Shandwick VP and head of the agency's Cleantech unit. "It's an issue that now has a much higher profile from consumer and top-tier business press."

Suzanne ...