Adele Peters

From the 'Prius Effect' to Farmville, the way we interact with technology can be a force for positive environmental change, and -- if done well -- can help companies build loyalty and revenues.

The VP of sustainability at the consumer-goods giant talks about the power of collaboration, the difficulty of changing individuals' behavior, and why Americans in the shower is one of the biggest environmental hurdles Unilever faces.

Consumption has long been a dirty word for environmentalists. As the term "sustainable consumption" spreads throughout the business world, it might be time to question whether this part of sustainability strategy should be called something else.