California sets up statewide network to monitor global-warming gases. California is preparing to introduce the first statewide system of monitoring devices to detect global-warming emissions, installing them on towers throughout the state. [News Source]

Controversy behind climate science’s ‘hockey stick’ graph. The "hockey stick" graph shows the average global temperature over the past 1,000 years. For the first 900 years there is little variation, like the shaft of an ice-hockey stick. Then, in the 20th century, comes a sharp rise like the stick's blade. [News Source]

Controversy behind climate science’s ‘hockey stick’ graph. The "hockey stick" graph shows the average global temperature over the past 1,000 years. For the first 900 years there is little variation, like the shaft of an ice-hockey stick. Then, in the 20th century, comes a sharp rise like the stick's blade. [News Source]

Climate report paints grim outlook for ski areas. "Oddball" winter weather attributed to global warming could put serious hurt in the nation's $66 billion winter sports industry. "If you lose March, you go out of business," said one ski executive. [News Source]

Clunkernomics: It’s not so simple. Rebates for energy-efficient appliances don’t stand up to the economic analysis that, until now, no one bothered to do. [News Source]

In Bay Area, battle against crumbling coast. Construction crews are battling the Pacific Ocean to save a cliff-top apartment building in a San Francisco suburb. It's the kind of scenario likely to occur up and down the West coast in years to come, as climate change and rising sea levels threaten oceanfront properties. [News Source]

Industries sue to void California’s low-carbon fuel regulations. The suit by the oil and trucking industries alleges that the rules discriminate against corn ethanol and Canadian crude oil. A state official calls the suit 'shameful.' [News Source]

Obama says cap and trade could be split from green jobs measure. President Barack Obama said for the first time Tuesday that legislation that would require industries to pay for emissions of greenhouse gases may need to be separated from a more popular "green jobs" bill in the Senate. [News Source]

IPCC flooded by criticism. Just over two years after winning the Nobel Peace Prize, the United Nations panel on climate change is undergoing a period of soul-searching. [News Source]

No apology from IPCC chief Rajendra Pachauri for glacier fallacy. The embattled chief of the UN's climate change body has hit out at his critics and refused to resign or apologise for a ­damaging mistake in a landmark 2007 report on global warming. [News Source]

Government admits climate debate has changed. The federal government has admitted the climate change debate may have changed in the wake of the failed global summit in Copenhagen. But it insists an emissions trading scheme is still the best way to reduce greenhouse gases. [News Source]