US, China work together on climate change

US President, Barack Obama and his Chinese counterpart, Hu Jintao have agreed to work together to tackle some of the world\'s most pressing problems including climate change.



There will be a meeting in Copenhagen next month to discuss how to tackle global warming.



Mr. Obama said both sides have already agreed on the need for a comprehensive global deal in Copenhagen.



Mr. Obama and the Chinese leader also agreed to push for North Korea to re-enter stalled talks on its nuclear programme.



President Hu said China and the US would soon hold talks about human rights and religious freedom.