The design firm Pentagram got an unusual request from the Nature Conservancy.

"Buying a solar system for your home still is not as simple or inexpensive as say picking up a new water heater. But solar energy advocates argue that the systems are affordable and obtainable for just about everyone -- right now."

A five-day gathering of 650 marketing pros focuses on whether do-gooder marketing is the key to survival in a cut-throat economy. But are they merely 'greenwashing' the same old products?

A study by the Pew Charitable Trusts says that "green-collar workers" and the "clean-energy economy" have been growing faster than the rest of the U.S. economy and are poised for explosive growth.

Green collar jobs are at the heart of President Obama's economic program. Some laid-off blue-collar workers are starting to wonder what those green collar jobs will look like.

"Most global industrial companies that emit a lot of greenhouse gases are not adequately detailing their climate strategies in U.S. financial filings, two studies by environmental and investment groups showed on Wednesday."

"Underwriters Laboratories, whose ubiquitous product-safety labels have made it household name for more than a century, is pushing hard to make a new name for itself as a global environmental-standards tester."