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.

High-tech companies like web hosting provider Rackspace face a dual challenge in the green business world: greening their operations and helping their clients get green at the same time. The company's CTO, John Engates, explains how greening their data centers has caused ripples throughout their company and the industry.

In this episode of GreenBiz Radio, Columbia Forest Products' John McIsaac discusses the ups and downs of developing and marketing green products in a conservative industry: "What we call green building right now, in five years that will just be building."