"As the heat wave continues, some civil rights leaders say high temperatures pose a particular threat to poor, minority communities."

"Canada confirmed on Wednesday that it would not support an extended Kyoto Protocol after 2012, joining Japan and Russia in rejecting a new round of the climate emissions pact."

"Delegates from 183 countries got down to business at a United Nations preparatory climate change conference in Bonn today. For the next 11 days they will work towards a draft agreement on limiting greenhouse gas emissions that can serve as the basis of negotiations at the annual UN Climate Summit set to start November 28 in Durban, South Africa."

Paul Epstein started his career as a physician caring for the poor in Mozambique and Boston. In a new book, the Associate director of Harvard Medical School's Center for Health and Global Environment connects the dots between climate change and its global impacts. They range from cholera outbreaks in Africa and plankton blooms in the Caribbean ... to parasites devastating East Coast oysters.

"The world must invent new ways to protect people driven from their homes by climate change without copying safeguards for those uprooted by wars or persecution, the head of the U.N. refugee agency said on Monday."

As world demand for staples like wheat, rice, corn, and soy outpaces dwindling growth in agricultural production, food prices are rising and more people are hungry. Now experts are saying that climate change is playing a bigger role than they once expected.

"A climate change scientist who has been targeted by death threats says the science community must still continue to release the latest research."

"Some areas in the tropics face famine because of failing food production, an international research group says."