World cities unveil ‘biggest single step’ against climate change (AFP via Yahoo! News) Sixteen of the world's largest cities on Wednesday signed up to a global warming initiative described by London Mayor Ken Livingstone as the biggest single step yet taken in tackling climate change. [News Source]

State climatologist not jumping on global warming bandwagon (The Commercial Dispatch) Many people who saw “An Inconvenient Truth,” a global warming documentary featuring Al Gore, immediately became very concerned about global climate change and impending weather disasters. [News Source]

PM chairs meeting on climate change (Chennai Online) New Delhi, May 16: Prime Minister Manmohan Singh today chaired a high-level meeting to discuss the issue of climate change and use of green technologies to stave off the threat posed by global warming. [News Source]

Top scientists urge quick G8 climate change action (Reuters via Yahoo! News) Top scientists called on Wednesday for leaders of the world's rich nations to cease squabbling over global warming and take urgent action instead. [News Source]

• Yahoo! Creates Yahoo Green To Help Fight Global Warming (Turks.US) Yahoo Inc is set to launch its contribution to the fight against global warming Monday, called Yahoo Green. Yahoo Green is an Internet portal that contains news and tips about how to deal with and prevent climate change. [News Source]

Insurance firms wield key influence in debate on climate change (Market Watch) SAN FRANCISCO (MarketWatch) -- Insurance companies used to pay little attention to global warming. But after paying a record $58 billion in claims from hurricanes and other catastrophes in 2005, the industry has begun to acknowledge climate change as a growing threat. [News Source]