Disasters drive mass migration to Dhaka. Bangladesh sits on one of the largest river deltas on earth, where cyclones and rising sea levels drive people from coastal hamlets every year. As global temperatures inch upward, the frequency of cyclones, the intensity of seasonal flooding and the salinity of Bangladesh’s coastal river mouths are all on the rise. [News Source]

Green vision: The search for the ideal eco-city. If we want to be “greener”, we should live in cities. This statement may seem counterintuitive. But in developed countries, and increasingly in emerging markets, city dwellers are able to be more environmentally friendly than those in the countryside. [News Source]

Global warming bill a lose-lose issue for GOP candidates. A November ballot measure that would rescind California's landmark global warming bill until unemployment drops significantly has become an albatross for the Republican candidates for governor and U.S. Senate. [News Source]

Australia’s Greens: ‘We don’t want to be just a coal mine for China.’ Australia's new minority government must balance the economic benefits of a booming coal industry with an electorate calling for climate action. [News Source]

Can ‘cap and trade’ ever be the issue ‘Obamacare’ is? Conservative Republicans around the country are using cap and trade – a way to limit global-warming pollution – as a political weapon to attack GOP moderates as well as Democrats. [News Source]

Once-lowly charcoal emerges as ‘major tool’ for curbing carbon. Charcoal is taking root on the farm. Scientists are probing the limits of how high-grade charcoal, dubbed biochar, can be formed from plant and animal waste to squirrel away the atmosphere's carbon for centuries, or even millennia. [News Source]

China trumps US in race for renewable energy investors. China has surged ahead of the United States in the race to become the most attractive place for renewable energy investment, according to a report today from Ernst & Young. [News Source]

Tiny ‘flying saucers’ could save earth from global warming. Using a trick of sunlight itself, tiny metallic disks could be levitated to the stratosphere where they would shade Earth's surface and counteract the effects of global warming, a new paper proposes. [News Source]

Green grades for cars rankle auto industry. When federal agencies proposed new ways of labeling fuel economy last week, they set the stage for a debate: As Americans shop for cars, how will they consider the climate change impact? Nissan Motor Co. has thrown its support behind the letter-grade idea. The response from the rest of the auto industry has been less approving. [News Source]

Military girds for climate change battles; expect conflict as supplies run short. A navy planner says the Canadian Forces must be ready to be called to the front lines in the battle against the effects of climate change. [News Source]

Nonprofit pits AmeriCorps interns against climate change. A new AmeriCorps program will place 30 interns for one year in local governments, public agencies and nonprofits throughout the Bay Area to assist in implementing greenhouse gas emissions reduction programs. [News Source]