This tendency of the millennial generation has driven more companies to take sustainability seriously than any green price premium I know.

FORBES: No, Consumers Will Not Pay More for Green

It sells at a 21% premium to Green Street's estimate of net asset value.

FORBES: Good Neighbors

The tea list features several completely unblended "single estate" teas and other premium black, green, oolong and white teas.

CNN: Five great American tearooms

Unlike the Chevrolet Volt or Nissan Leaf, Ford has not created an instantly recognizable, fashion-forward electric vehicle that all but screams that its owner has paid a premium to go green.

FORBES: Ford's Electric Car Strategy Comes Into Focus

At the other end of the spectrum you have consumers who would be willing to pay premium for product with green label.

FORBES: How Your Laundry Detergent Could Shrink Your Energy Bill

The city is vast and dense, and the areas that are most popular are ones with a human scale or with open, green space, which is a premium in the city.

BBC: Living in: Shanghai

As feed-in tariffs expand to countries around the world, allowing early adopters a premium price for the green electricity they generate and sell back to the grid, the collection technologies will become ever more efficient and cheaper.

FORBES: Jeremy Rifkin's Third Industrial Revolution

The price was a 36% premium over recent market value, but still Green landed a bargain.

FORBES: Envy With Green

Tests by the Home Depot, America's biggest purveyor of FSC-stamped products, suggest that barely a third of customers would pay a premium of 2% for a certified product, not enough to green even Western retailers.

ECONOMIST: Western consciences can do only so much to conserve forests

In Los Angeles, developers of Beverly West, a 22-story condominium with 35 residences, allotted some of the homes' premium space for closets, giving them glass walls with views of the city's skyline and green space surrounding the building.

WSJ: The $100,000 Closet