Brasilia: President Luiz Inacio Lula da Silva signed a law on Tuesday requiring that Brazil cut greenhouse gas emissions by 39% by 2020, meeting a commitment made at the Copenhagen climate change summit.

Raktima Bose

ARUN KUMAR

US President Barack Obama says people are "justified" in being disappointed at the Copenhagen outcome, but at least he was able to secure nonbinding agreements from what he called world's would be largest emitters, India and China.

By early February, a clear picture would emerge to what extent countries were willing to commit themselves to emission cuts
UN Intergovernmental Panel on Climate Change chief R.K. Pachauri said on Wednesday that a target date of January 31, 2020 had been set for developing and developed countries to provide clear details of their emission cuts.

Bangladesh will continue its efforts to attain an international legally binding treaty by 2010 to cut carbon emissions which will help limit global warming to a maximum 2 degrees Celsius over pre-industrial times, state minister for environment and forest Hasan Mahmud said on Tuesday.