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WASHINGTON (Reuters) - The Environmental Protection Agency is expected to ease a new air pollution rule that would require power plants in 27 states to slash emissions, The Wall Street Journal reported on Tuesday, citing people familiar with the matter. The EPA plans to propose as early as this week allowing certain states and companies to emit more pollutants than it previously permitted, the report said.

Instead of being held captive by massive startup and infrastructure costs, Science Exchange allows anyone to have an experiment performed for them--for a fee. Scientific research is an expensive proposition.

In addition to knowing your exact route and even how many calories you've burned, you can now find out the environmental impact of every public transit trip you take--and how much better it is than if you had taken a car. City living just got a little more smug

Conventional poultry farms use antibiotics extensively, which contributes to the rise of antibiotic-resistant pathogens. But farms that turn to organic practices, including a ban on antibiotics, can greatly reduce antibiotic-resistant bacteria within only the first year of the change

Dear EarthTalk : I don’t hear much about the environmental impacts of our consumer culture any more, but it seems to me that our “buy, buy, buy” mentality is a major contributor to our overuse of energy and resources.

According to a soon-to-be-published study in the Journal of Occupational and Environmental Medicine, veterans from Iraq and Afghanistan are seven times more likely to report having lung problems compared with non-deployed vets. CBS News correspondent Michelle Miller reports.

Monsanto's Roundup was supposed to make it easy for farmers to get rid of weeds, but it's working on fewer and fewer plants, including some monsters that can grow three inches a day and destroy farm equipment.

By Barbara Lewis and Henning Gloystein LONDON/DUESSELDORF, Germany (Reuters) - The accelerating dash for natural gas risks a bitter backlash as the environmental cost of exploiting new shale deposits and of transporting it in liquid form spoil its credentials as the greenest fossil fuel. [More]

Businesses that go through incubators historically have close to a 90 percent survival rate. And today, every major city has incubators focused on getting tech-savvy start-ups off the ground. We've pinpointed some of the most productive, innovative, and nurturing start-up incubators in the country"be sure to keep an eye on their next classes of graduates.

With new requirements to be honest about how well they protect and how easily they come off, new sunscreen regulations are a step forward, but could still result in you not getting the protection you paid for. Skin cancer is a major problem in the U.S; between 1992 and 2004, melanoma rates grew by nearly half.

By Timothy Gardner WASHINGTON (Reuters) - The Environmental Protection Agency, under pressure from Republicans and big utilities, said on Monday it had extended a deadline by two months on draft rules that would for the first time limit greenhouse gas emissions from power plants. [More]

Dear EarthTalk : Is it true that only a handful of outdated coal-burning power plants emit a sizable amount of the mercury pollution generated in the U.S.? If so, is anything being done to clean these sites up or shut them down? --Frank Pearson, Wichita, Kans

If you have to ask... Companies are required to submit to the EPA all studies about substantial risk that their chemicals pose to humans

Since arriving in the Republic of Palau, we have spent a lot of time reflecting on our experiences on Guam (in which the environmental situation is dire).

Dear EarthTalk : How are wild dolphins faring on the high seas? Recent reports of dolphin deaths in the Gulf of Mexico may well be due to last year’s BP oil spill, but I imagine there are many threats to dolphins from pollution, human overfishing and other causes.