Latest Articles

Plastic purge: The poo problem

Millions of pet dogs in the United States means a lot of poo-filled plastic bags in landfills. Here's how Hank and I figured out a solution to that nasty mess.

Trash trucks powered by trash gas reduce emissions by 80-90 percent

Waste Management Inc. owns 1,000 trash trucks that run on natural gas, plus a bunch of landfills that are constantly pumping out natural gas as a natural product of the decomposition of organic waste. Closing the loop on this cycle is a no-brainer, but it took Waste Management a decade to perfect the technology required. Now they’ve got trash trucks that run on gas from the trash they carry.

Phoenix light-rail station is cooled by the sun

Passengers using a newly retrofitted light-rail station in downtown Phoenix, Ariz., can press a button to be showered in cool air, powered by solar energy and cold water from an efficient district cooling system.

 

Critical List: Australia will tax carbon; U.S. cars kill 32.5 trillion insects each year

This is a carbon tax: Australia is going to put a tax of $23 per metric ton on carbon emissions from 500 companies.

Hybrids and electric vehicles may no longer be legally allowed to slink quietly down the street, surprising pedestrians and dogs everywhere. The National Highway Traffic Safety Administration is proposing a rule requiring that the near-silent cars emit some sort of sound at low speeds.

The EPA is not happy with ExxonMobil and the company's plan to clean up the Yellowstone River. I mean, it’s in favor of cleaning up, it just thinks this particular plan stinks.

Unwet and wild: Ask Umbra on dry shampoo

Dry shampoo is the latest hair-care craze. Ask Umbra investigates the tangled truth.

It's World Population Day! Celebrate by stealing a baby seat & leaving a condom [VIDEO, NSFW]

If you like lewd, crude overpopulation humor, Doug Stanhope is your man.

What does the volatile past of natural gas tell us about its future?

Natural gas is on the rise, partly because it's cleaner than other fossil fuels. But do the climate benefits justify the costs of fracking?

Can Florida's nature and people outrace sea-level rise?

Laura Geselbracht talks about what sea-level rise is doing to Florida's Gulf Coast.

Industrialized countries are now losing the clean energy race

Developing countries now lead investment in clean energy -- representing about $72 billion in spending in 2010, versus $70 billion in rich countries.

Feminist icon Gloria Steinem on climate change, population, & deep ecology [VIDEO]

Who knew feminist Gloria Steinem was such a environmentalist? On ABC News, she talks about climate change, population, ecofeminism, and deep ecology.