Scientists at Columbia University have concluded that the Earth's oceans are becoming more acidic at an unprecedented rate — increasing more quickly than in the Earth's history, based on a review of oceanic fossils. It could bring disaster for marine life.
The California Air Resources Board announced an initiative that seeks to bring down vehicle emissions by 15 percent by 2025. The Zero Emission Vehicle initiative should cause car companies to develop new technology for alternative fuel sources.
About two years ago, the Maldives announced the nation would be carbon-neutral by 2020. That's a tall order for a country that spends 15 percent of GDP on diesel fuel, but work is progressing toward that goal.
Nitrogen fertilizers have been crucial to feeding the increasing number of mouths on earth, but the pollution they leave behind has real consequences that have costs of their own.
At Eye on Earth, scientists are collaborating to share data about environmental conditions, but they want help from the community to help broaden their base of information and hopefully improve the world.
In an effort to stop mining near one of the United States' most well-known landmarks, the Obama administration is banning new mining claims from being made in and around the Grand Canyon — a practice previously allowed.
In Pennsylvania, there are increasing concerns that the drinking water is no longer safe, after high levels of bromides have entered the water system. Many blame fracking waste for the increase, but there's no definitive source yet.
In coastal communities from California to Alaska, communities are bracing for a monumental clean-up task. A debris field perhaps the size of California is bringing materials from Japan's earthquake and tsunami ravaged areas across the Pacific Ocean, with some items already making landfall.
Environmentalists swiped at the EPA for not doing enough to protect the environment and curb pollution, while conservatives say the agency is destroying American jobs. But they're poised to reveal some big decisions in 2012.
The Peary caribou and the dolphin union caribous live in the shadow of the North Pole. Changing global climates have the diminutive reindeer on the verge of extinction.