A new book by Michael Mann describes the condemnation, smears and, yes, death threats he has endured

The U.S. government is "crazy" when it comes to funding for energy research and development, according to high-tech titan Bill Gates. "It's crazy how little we are funding this energy stuff," Gates today told an audience at a U.S. Department of Energy (DOE) conference near Washington, D.C. "Funding for energy [research] in the U.S. is underfunded by a factor of two."

The U.S. Fish and Wildlife Service (FWS) today formally proposed several actions, some of them controversial, to aid the iconic northern spotted owl, an endangered species in the Pacific Northwest whose population continues to shrink.

A major mining company linked a two-headed trout mutation to selenium pollution from one of its own mines.

Public acceptance of climate change was at its prime in the mid-2000s, yet political bipartisanship also hit a high point. As the economy began to plummet, people began listening to politicians on climate change instead of scientists, new opinion-poll-based research suggests.

Climate change is altering the face of the Himalayas, devastating farming communities and making Mount Everest increasingly treacherous to climb.

Those convenient and tidy plastic cups can't be recycled and are collecting in America's landfill.

Blocked for now in the northern U.S., TransCanada aims to start on a stretch from Oklahoma to the Texas coast. Environmentalists vow to fight.The Keystone XL battle isn't over. The Canadian company behind the controversial pipeline announced Monday that it would proceed immediately with a shorter version of the project south of Oklahoma — even as it seeks a new permit for the segment through the northern U.S. Opponents immediately vowed to fight on both fronts.

The Organic Seed Growers and Trade Association and several other plaintiff growers do not use Monsanto seeds, but had hoped that the federal judge would agree that Monsanto should not be allowed to sue them if pollen from the company's patented crops happened to drift into their fields.

America still remains the world's biggest net importer of crude oil, largely because we consume more than 20% of the global supply

The European Union is poised to label tar bitumen more polluting than other forms of oil. That would rule out selling it to Europe

The Gulf of Mexico oil spill lawsuit pits the Justice Department and about 120,000 plaintiffs against BP and other companies. Trial is set to begin Feb. 27.Spill 4.9 million barrels of oil into the ocean, and this is what you get: the lollapalooza, labyrinthine, mega-mother of all lawsuits.

Wildlife investigators in California and other states crack down on an international smuggling ring that trafficked for years in sawed-off rhinoceros horns.Federal wildlife investigators in California and other states say they have cracked an international smuggling ring that trafficked for years in sawed-off rhinoceros horns, which fetch stratospheric prices in Vietnam and China for their supposed cancer-curing powers.

Peter Gleick is an outspoken proponent of scientific evidence that humans are responsible for climate change. This week, the MacArthur "genius" grant recipient shocked the scientific community by admitting to lying to obtain internal documents from the Heartland Institute, a group skeptical of climate change.

Uganda, where 90 percent of the people lack electricity, taps deeper into waterpower, by eliminating cascading rapids on the Victoria Nile.