Shell is ready to start drilling for oil in Alaska’s Chukchi and Beaufort seas. But environmental concerns and regulatory hurdles have chilled the oil company’s plans.
Hydraulic fracturing has recently emerged as an alternative source of energy in the United States. Now China, the world's largest energy consumer, is experimenting with it. The Chinese government hopes the controversial technology will help wean the country off dirty coal.
A group of scientists in the Pacific Northwest have been looking into where caffeine accumulates in our national water system. They found it not in areas of high population, but in areas with low population, where septic systems are the primary means of waste disposal.
Environmental activists are celebrating as the sports world seems to be more comfortable with embracing environmental stewardship not only as a business necessity, but also as a way to engage fans. This Olympics, in particular, has been particularly environmentally friendly.
In 2011, California lawmakers passed a law banning the controversial shark fin trade. Though the law doesn't go into effect until January, it's already sparked discontent among chefs and seafood distributors in San Francisco's Chinatown, where shark fin soup remains a popular delicacy.
Catastrophic global warming can be staved off if humans can keep the climate from warming more than two degrees Celsius, and emit less than 565 Gigatons of carbon dioxide, some scientists believe. But environmentalist Bill McKibben says that's not enough.
The United States used millions of gallons of Agent Orange herbicide across Vietnam during the war there, in an effort to destroy the foliage that was giving its enemies cover. But, in the process, it contaminated the soil with dioxin and other chemicals that have persisted and continue to cause birth defects and health problems to this day.
Brazil's Amazon rainforest is renowned for its biodiversity. But the Atlantic waters off its coast are also home to incalculable numbers of animals for hundreds, if not thousands, of species. In recent years, Brazil has moved to protect those animals as well.
The effect of this summer's drought in the United States may well be felt around the world soon. That's because the U.S. is the world's biggest corn exporter. As harvests fall and prices rise, many of world's poor will feel the squeeze.
In the wake of hot temperatures and little rain that has been the hallmark of this summer in the United States, America's lawns have largely turned brown. But a New York company has a solution: paint.