The opposition today walked out of the Rajya Sabha on the climate change issue. The BJP was joined by the Left parties as they were not satisfied with the clarifications given by the Environment Minister Jairam Ramesh during zero hour.<br/> <br/>Earlier, the minister while dispelling the doubts of the opposition, assured them that the two negotiators-Chandrasekhar Dasgupta and Pradipto Ghosh will be leaving to join the negotiations soon. He reiterated New Delhi's position that there is no question of accepting any legally binding emission cuts during the conference.<br/> <br/>Mr Ramesh also asserted that there is no question of compromising country's national interest and he is ready to dispel all misgivings of members before he leaves for Copenhagen on Thursday. <br/> <br/><br/> <br/><br/>