Copenhagen’s real challenge: Technology to meet the targets. There is one number that may not get discussed much at Copenhagen: $10.5 trillion. That is the additional investment needed between now and 2030 to set the world on the path to low-carbon development, according to the International Energy Agency. [News Source]

China ‘shocked’ by U.S. climate stance. China hit back at the US on Friday for belittling its commitment to tackling climate change as negotiations in Copenhagen on reaching a new agreement on global warming moved into a higher gear. [News Source]

Climate change: Cattle, the ignored predator. Because of its effect on the environment, cattle must be given the same priority in global agendas as nuclear weapons, wars and, in particular, climate change, says Brazilian activist João Meirelles Filho. [News Source]

Losing ground. The 32 atolls of Kiribati in the Pacific Ocean make up one of the lowest-lying countries in the world. It is seen as the "canary in the coalmine" for the problems climate change is about to create. [News Source]

Climate change already driving migration: IOM. Climate change is already forcing people to migrate, with most moving within their countries or to a neighbouring country, a report by the International Organization for Migration said Tuesday. [News Source]

Photos: Ten U.S. species feeling global warming’s heat. Already dangerously rare, Hawaii's akikiki is one of ten already endangered U.S. species that are under added threat from global warming, according to a December 2009 report by the Endangered Species Coalition, an advocacy network based in Washington, D.C. [News Source]

Double jeopardy. There's not one set of climate negotiations, but two, threatening the chances of a global deal. [News Source]

U.S. official leaves room for trade steps on climate. U.S. Commerce Secretary Gary Locke Friday refused to close the door to retaliation against foreign countries if they unfairly take advantage of any international climate pact through cheap exports. [News Source]

The world is bogged down in Copenhagen. Poor countries will suffer horrendous impacts if an agreement isn't reached by the end of the climate change summit in Copenhagen. That was the warning launched by the developing South Friday during the talks that remained as bogged down at the end of the first week as at the start. [News Source]

U.N. sets high bar on emissions cuts. The United Nations proposed that rich countries pay to help poor ones curb pollution, while cutting their own emissions by at least 75% and possibly more than 95% by 2050 – a suggestion that heightened tensions between the U.S. and China over climate change. [News Source]

Brown and Sarkozy call for global tax on bankers to be used to tackle climate change. In a joint statement issued at an EU summit in Brussels today, the two leaders suggested that a global tax on financial transactions could be used to help developing nations to reduce emissions. [News Source]