Watch Big Ideas for a Small Planet Online Free - Full Episodes

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From zoos to shelters to pampered pets, animals' diets and living environments are increasingly reflecting the "green-ness" of their human guardians.

A preview of the technology behind cutting-edge consumer gadgets that also help the planet. A look at circuit boards made from chicken feathers and shopping malls powered by the shoppers themselves.

A look at some companies that have profited by embracing green business practices to increase productivity and promote their image with consumers.

A look at some new ideas for eco-conscious construction and de-construction to prevent the generation of tons of garbage from the demolition of older structures.

An exploration into the city governments, private organizations and university scientists who are working to get commuters to leave their cars behind for cleaner, more efficient modes of transportation.

As urban populations swell, creative environmentalists are scouting surprising spots for vegetation amidst the cement. Elsewhere, suburbanites are introducing environmental consciousness to their lawns and gardens.

The U.S. produces 400 million tons of garbage per year. To combat this problem individuals and organizations are trying to recycle everything from computers to medicine bottles and handbags, with methods both simple and sophisticated.

Environmental consciousness hits the fashion world as style means sustainable fabric and earth-friendly manufacturing practices. Meet men and women who are bringing green to fashion, clothing stores and the dry cleaners.

Loss of biodiversity, water depletion, topsoil erosion, carbon emission has depleted conventional farming and industrial food production which in turn has increased the cost of food. Andy and Rachel Berliner of Amy's Kitchen are bringing organic, locally

The Y Generation is an eco-aware group, but it's also a group inclined toward buying, eating, traveling and consuming more than any generation before. By blending environmentalism with consumerism, the life choices Gen Y is making right now - how they par

As population growth collides with droughts and dwindling reserves three volunteers work to create creative solutions to the possible water shortage. Entrepreneur Amanda Brock pioneers a cleaner and more affordable approach to ocean desalination. Tim Pope

Environmentally conscientious furnishing.

Renewable energy from sources such as the sun, manure and wind.

A visit to a brewing company that is dedicated to the environment and to creating an ideal working space and a look at an analyst auditing a Bay Area company to show how it can reduce its environmental impact.

A look at some innovators who are working to make packaging more eco-friendly.

A cleric inspires environmental concern with an interfaith coalition dedicated to greening places of worship; an Appalachian woman uses her faith in a battle against mining companies.

A visit to a brewing company dedicated to the environment; a look at the office of the future. Also: an analyst audits a Bay Area company to show how it can reduce its environmental impact.

Profiles of people trying to keep Earth safe for athletic pursuits. Included: the creator of bamboo racing bikes, a champion skier and the distributor of bio-friendly skateboards.

A look at innovators who are working to make intelligent, eco-friendly design a reality, including a world-renowned architect and designer who is helping the U.S. Postal Service eliminate toxins in its packaging.

A look at how the new generation is learning about ecology. Featured: profiles of young activists whose accomplishments include saving portions of the Costa Rican rain forest.

A photographer documents the biodiversity and indigenous cultures of the Arctic National Wildlife Refuge; an artist makes clothing out of audio tape, upholstery and boating sails; a green architect creates a house from a retired 747 airplane.

A furniture company explores the goal of making all new products 100% sustainable; two designers use leftover scrap wood to create recycled furniture.

A Silicon Valley carmaker debuts an electric sports car of the future; an entrepreneur shows off his affordable electric commuter car; a high-school team works on their electric vehicle prior to competing in a variety of road rallies.

A chef shows off his new green restaurant; a burger restaurant uses sustainable meat and produce from farms within 100 miles; a young entrepreneur finds treasure in another man's trash.

A designer creates high-fashion clothes out of eco-friendly fabrics; a sportswear manufacturer recycles used materials for its clothes.

A real-estate developer turns a polluted field into a flourishing sustainable community; an energy innovator submerges underwater turbines in New York City's East River; guerilla gardeners beautify blighted urban plots of unused land with plants and flowers.

A visionary architect works with clients to build their first “green” home; a designer describes his real-life tree house made of growing tree trunks; environmentally conscious ideas are introduced into low-income neighborhoods.

A look at the future of automobile fuel. Included: a truck that runs on vegetable oil; a woman's bio-diesel publicity campaign; a race car running on ethanol at Daytona.

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