Peter White, the head of sustainability at Procter & Gamble, speaks to GreenBiz Radio about how the company is using product design and marketing to reduce energy and water use across its products' life cycles, and how the company couples its environmental goals with social responsibility goals.

Terry Cullum, General Motors' director of corporate responsibility, talks to GreenBiz Radio about how the company addresses sustainability in ways above and beyond their vehicles, as well as how the company is looking to shift strategy and production to meet the rapidly changing demand for small cars in the U.S.

Tom Szaky, CEO of a company that made its name selling fertilizer made from worm castings, talks to GreenBiz Radio about making the greenest possible products from other people's trash, turning the production cycle on its ear, and other ways that companies can design products that turn waste into gold.

The second annual Green Business Conference takes place in Chicago this month; in advance of the gathering GreenBiz Radio sat down with Denise Hamler, director of Co-Op America's green business programs, to learn how the world of green business has grown.

As IT needs take up an ever-bigger part of companies' energy bills and purchasing budget, the costs of maintaining computers based on their performance per dollar are growing exponentially. Ken Brill of the Uptime Institute spoke with GreenBiz Radio about the surprisingly easy ways to drop IT costs while improving performance.

From facilities to products, employees to customers, outdoor gear and apparel retailer REI is working to incorporate social and environmental goals into every element of its operations. GreenBiz Radio sat down with Kevin Hagen, the CSR guru at REI, to learn about the company's plans and why he believes sustainability is a team sport.

AAMCO, the auto service chain, launched a green certification program that will close the loop on waste in certified franchises and promote efficiency at every step. Matthew Wheeland sat down with AAMCO CEO Todd Leff to learn more, and discuss some of the challenges the company faced in launching the program.

With the launch of the Eco-Patent Commons earlier this week, four companies -- IBM, Nokia, Pitney-Bowes and Sony -- agreed to do something almost unprecedented: give up their rights to control inventions that could benefit the planet.

The Presidential Climate Action Project aims to give the next resident of the White House a running start on addressing the climate crisis. Longtime corporate sustainability leader Ray Anderson talks to GreenBiz Radio about what the president -- and U.S. businesses -- can accomplish.

Khosla, one of the founders of Sun Microsystems (and thus Silicon Valley as we know it today), is a venture capitalist heavily involved in green technologies ranging from energy-efficient IT projects to biofuels research. He spoke with GreenBiz Radio about what it will take to keep the green momentum moving.