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The Arctic is already suffering the effects of a dangerous climate change

Two decades after the United Nations established the Framework Convention on Climate Change in order to "prevent dangerous anthropogenic interference with the climate system", the Arctic shows the...

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Quantifying climate impacts: New comprehensive model comparison launched

Climate change has impacts on forests, fields, rivers -- and thereby on humans that breathe, eat and drink. To assess these impacts more accurately, a comprehensive comparison of computer-based...

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2C warming goal now 'optimistic' - French scientists

French scientists unveiling new estimates for global warming said on Thursday the 2 C (3.6 F) goal enshrined by the United Nations was "the most optimistic" scenario left for greenhouse-gas emissions.

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Global sea level likely to rise as much as 70 feet for future generations

Even if humankind manages to limit global warming to 2 degrees C (3.6 degrees F), as the Intergovernmental Panel on Climate Change recommends, future generations will have to deal with sea levels 12 to...

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Mumbai, Miami on list for big weather disasters

(AP) -- Global warming is leading to such severe storms, droughts and heat waves that nations should prepare for an unprecedented onslaught of deadly and costly weather disasters, an international...

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Drastic changes needed to curb N2O, most potent greenhouse gas: study

Meat consumption in the developed world needs to be cut by 50 per cent per person by 2050 if we are to meet the most aggressive strategy, set out by the Intergovernmental Panel on Climate Change...

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State of Himalayan glaciers less alarming than feared

Ever since the false prognoses of the Intergovernmental Panel on Climate Change (IPCC), the Himalayan glaciers have been a focus of public and scientific debate. The gaps in our knowledge of glaciers...

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Bonn to house top UN panel on biodiversity

The former West German capital of Bonn has been chosen for the secretariat of a UN expert panel on biodiversity, the organisation announced on Thursday.

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Climate scientists say they have solved riddle of rising sea

Massive extraction of groundwater can resolve a puzzle over a rise in sea levels in past decades, scientists in Japan said on Sunday.

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Chile's vanishing Patagonian lake

In less than 24 hours Lake Cachet II in Chile's southern Patagonia vanished, leaving behind just some large puddles and chunks of ice in the vast lake bed.

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UN climate watchdog backs new greenhouse gas protocol

A UN climate science task force urged on Thursday the adoption of new measures aimed at providing the broadest and most accurate snapshot of carbon emissions ahead of Rio+20.

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'Carbon capture' too risky, earthquake prone: study

A proposed method of cutting harmful carbon emissions in the atmosphere by storing them underground risks causing earthquakes and is unlikely to succeed, a US study said Monday.

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Mercury rising: Greater L.A. to heat up an average 4 to 5 degrees by mid-century

A groundbreaking new study led by UCLA climate expert Alex Hall shows that climate change will cause temperatures in the Los Angeles region to rise by an average of 4 to 5 degrees Fahrenheit by the...

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Report: US to get seas rising by 2030 (Update)

The West Coast will see an ocean several inches (centimeters higher in coming decades, with most of California expected to get sea levels a half foot higher by 2030, according a report released Friday.

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Bytes for bits: Researchers develop a new, efficient aerosol module for...

(Phys.org) -- Thinking small, scientists achieved big impact. Pacific Northwest National Laboratory researchers led a team developing a new computational module to depict tiny atmospheric particles...

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Dying trees in Southwest set stage for erosion, water loss in Colorado River

New research concludes that a one-two punch of drought and mountain pine beetle attacks are the primary forces that have killed more than 2.5 million acres of pinyon pine and juniper trees in the...

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Droughts threaten Bornean rainforests

At 130 million years old, the rainforests of Southeast Asia are the oldest in the world and home to thousands of plant and animal species, some endemic to these forests. The rainforests also play...

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Global warming is due to humans: US ex-skeptic (Update)

A prominent US skeptic of the human causes of climate change, Richard Muller, has reversed course and said on Monday that he now believes greenhouse gases are responsible for global warming.

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Comparison with observations shows cloud simulations improving

Climate projections, such as those used by the Intergovernmental Panel on Climate Change, rely on models that simulate physical properties that affect climate, including clouds and water vapor content....

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Climate vs. weather: Extreme events narrow the doubts

Heatwaves, drought and floods that have struck the northern hemisphere for the third summer running are narrowing doubts that man-made warming is disrupting Earth's climate system, say some scientists.

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