Xinhua: As global representatives gathering at German city of Bonn for a new round of UN climate change talks, China's Chief Negotiator Su Wei warned developed countries that their historical responsibility for climate change is unevadable.
Su urged the developed countries to increase their mitigation ambition and implement their pledge for assisting developing countries.
Key issues in the talks which ended on Friday in Bonn include the scope, structure and design for a new climate change agreement...