Topic: Michael Mann

Atmospheric carbon dioxide levels reach milestone

A monitoring station in Hawaii has measured carbon dioxide levels of 400 parts per million, a concentration not seen on Earth since the Pleistocene Era.

China temperature spikes linked to burning of fossil fuels

A new study from Chinese and Canadian researchers links the burning of fossil fuels to China's rise in its daily temperature spikes. China emits more greenhouse gas than the next two biggest carbon polluters – the US and India – combined.

Global temperature rise is fastest in at least 11,000 years, study says

The study, which also found the magnitude of the global temperature rise to be unmatched in 4,000 years, suggests that the current warming trend cannot be explained by naturally occurring temperature fluctuations.

Iran nuclear talks: Will hints of sanctions relief yield progress? (+video)

Western powers are expected for the first time to offer modest relief from far-ranging sanctions – but only if Iran takes substantial steps to halt the most prized elements of its nuclear program.

Culture Cafe Johnny Depp to play Whitey Bulger in a new biopic (+video)

Johnny Depp has signed to play Whitey Bulger in the biopic 'Black Mass.' The film in which Johnny Depp will play Bulger will most likely get a 2014 release.

Did global warming cause superstorm Sandy? (+video)

Climate scientists warn that global warming is likely to increase the incidence of serious events like Hurricane Sandy. Warming water and rising sea levels may be contributing to what New York politicians are calling their 'new reality.' 

Keystone XL pipeline: Nebraska officials get tough on TransCanada

TransCanada's revised northern route for the Keystone XL pipeline, meant to avoid environmentally sensitive areas, is facing tough new scrutiny from Nebraska regulators.

Iran nuclear talks get nitty-gritty in Moscow

On the opening day of Iran nuclear talks in Moscow, Iranian officials said they would 'consider' halting uranium enrichment to 20 percent in exchange for sanctions relief.

Culture Cafe 'Hannibal' the TV series casts its villain

The 'Hannibal' TV series on NBC has cast a former James Bond villain as its titular character.

Hopes fade for progress at Iran nuclear talks in Baghdad

Iranian officials say practically no sanctions relief was placed on the table by Western powers in response to Iranian concessions over its nuclear program, dashing hopes for any breakthrough in Baghdad.

Keep Calm Europe launches airstrikes on Somalia to uproot pirate base

This is the first time the European-led naval expedition, Operation Atalanta, has attacked a pirate base on Somali territory.

Heartland Institute's digital billboards make bombastic comparisons (+video)

New billboards designed by the Heartland Institute compare climate scientists to the Unabomber, and other mass murderers. Climate scientists and other writers respond.

Iran nuclear talks: 'constructive' day yields plan for Round 2 in May

EU foreign policy chief Catherine Ashton said negotiators will meet in Baghdad next month. Chief Iran negotiator Saeed Jalili said next round should focus on confidence-building measures. 

Documents reveal Koch-funded group's plot to undermine climate science

Documents leaked from the 'free-market' Heartland Institute reveal payments to prominent climate-change deniers, a plan to create a fossil-fuel-friendly curriculum for Kindergartners, and efforts to 'keep opposing voices' out of the media. 

Volcanic eruptions emerge as lead cause for Little Ice Age

The Little Ice Age began in the late 13th century, scientists now posit, and lasted about 400 years. Some regions cooled significantly. A series of volcanic eruptions has become a leading culprit.

As sanctions bite, Iran threatens US aircraft carrier (Video)

Iran threatened to attack a US aircraft carrier if it returned to the Persian Gulf. Sanctions targeting Iran's oil sector prompted a 40 percent drop in Iran's currency value.

Hacked 'Climategate' emails 'truly pathetic,' says climate scientist

Penn State professor Michael Mann, who was among the climate scientists whose emails were leaked after the University of East Anglia's Climatic Research Unit's servers were hacked, called the episode a 'shameless effort to manufacture a false controversy.'  
11/22/2011 03:48 pm

Climate change will bring more monster winter storms

The massive snowfall currently blanketing large swaths of the US East and Midwest are exactly what climate models predict in a warming world, scientists say.
02/02/2011 05:39 pm

In Pictures CES 2011

Russia fires caused by global warming? Maybe not, say scientists.

The Kremlin's top meteorologist said that Russia's recent spate of extreme weather and wildfires 'are signs of global warming.' That's not quite right, say climate scientists.
08/16/2010 06:58 pm

Inception: movie review

Leonardo DiCaprio plays an espionage expert who taps into people’s dreams to steal secrets in 'Inception,' Christopher Nolan's latest noir narrative.
07/15/2010 06:07 pm

Climate scientists exonerated in 'climategate' but public trust damaged

The leaked 'climategate' e-mails showed lack of transparency, plus some politicking. But while scientists have been largely cleared of wrongdoing, the impact has shaken climate science.
07/07/2010 05:41 pm

Bright Green Global warming skepticism is fueled by public relations, author says

In the book 'Climate Cover-Up: The Crusade to Deny Global Warming,' James Hoggan says the campaign to create skepticism about climate change is 'by far and away the biggest public relations campaign that I've ever seen.'
12/24/2009 10:46 am

Will clash of science and politics undermine Copenhagen summit?

Climategate emails could have huge impact on summit, says Saudi Arabia’s lead climate negotiator. Others say the controversial leaked emails provide an opportunity to educate the public about climate science.
12/05/2009 12:00 am

'Climategate': leaked emails push scientists toward transparency

The leaked emails from a British university don’t undermine climate-change theory, most scientists insist. But several are calling for more transparency in the global-warming field. On Monday, climate talks begin in Copenhagen, Demark.
12/04/2009 12:00 am