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Pacific Northwest Warming May Have Natural Roots

Pacific Northwest Warming May Have Natural Roots

Dan Nichols was hauling in a gillnet laden with the fruits of a late-season Alaskan salmon run when something heavy flopped out of it, then slid to the front of his boat. “I knew what the tail was,” he says. Surprised, the mustachioed fishing veteran stopped picking salmon from his net and approached the itinerant creature. “I had to stop what I wa… Read More

UN Data on Population Growth is Bad News for Climate

UN Data on Population Growth is Bad News for Climate

The demographers may have got it wrong. New projections say the population of the planet will not stabilize at 9 billion sometime this century. In fact, there is an 80 percent likelihood that, by 2100, it will reach at least 9.6 billion − and maybe rise as high as 12.3 billion. The latest data, published in the U.S. journal Science, has profound an… Read More

Report: Prevent Climate Effects by Fixing World Economy

Report: Prevent Climate Effects by Fixing World Economy

The world can still act in time to stave off the worst effects of climate change, and enjoy the fruits of continued economic growth as long as the global economy can be transformed within the next 15 years, a group of the world's leading economists and political leaders will argue on Tuesday. Tackling climate change can be a boon to prosperity, ra… Read More

Picture This: Hurricanes and Wildfires from Space

Picture This: Hurricanes and Wildfires from Space

Winds and fire wrought havoc this week as wildfires exploded in Northern California and Hurricane Odile became the most powerful storm to strike Baja California. The devastation of both events was caught in poignant and impactful photos. But other images captured more peaceful tableaus, including the beauty of landscapes erupting in a riot of… Read More

El Niño is Kinda Sorta Maybe Here

El Niño is Kinda Sorta Maybe Here

El Niño watchers, rejoice (maybe). A weak El Niño has formed (sorta). On Tuesday, researchers at the International Research Institute for Climate and Society said a borderline El Niño is upon us, with the odds for further development increasing throughout the fall and winter. This El Niño has played a game of hide and seek since an El Niño Watch… Read More

2014 on Track to be Hottest Year on Record

2014 on Track to be Hottest Year on Record

Just days after NASA data showed that August 2014 was the warmest August on record, the National Oceanic and Atmospheric Administration confirmed the ranking and raised the ante: There’s a good chance 2014 could become the warmest year on record. “If we continue a consistent departure from average for the rest of 2014, we will edge out 2010 as… Read More

Tropical Dams an Underestimated Methane Source

Tropical Dams an Underestimated Methane Source

Big dams built in the tropics to produce hydroelectricity have long been highly controversial — data gathered in Laos by a French team studying methane emissions confirms that dams can add to global warming, not reduce it. In many rocky regions low on vegetation and population, such as in Iceland and other northern mountainous regions, the prod… Read More

Climate Change Threatens Half of North America’s Birds

Climate Change Threatens Half of North America’s Birds

Half of North America’s bird species, from common backyard visitors like the Baltimore oriole and the rufous hummingbird to wilderness dwellers like the common loon and bald eagle, are under threat from climate change and many could go extinct, an exhaustive new study has found. Seven years of research found climate change the biggest threat to Nor… Read More