Noting that the world is on the move to tackle climate change, UN Chief Ban Ki-moon has acknowledged India's commitment to use renewable energy in its effort to cut down carbon emissions. Ban said at the Commonwealth Heads of Government Meeting in Trinidad and Tobago that each week brings new commitments and pledges from industrialised countries, emerging economies, and developing<br/>countries alike. The Secretary-General is at Port of Spain to provide momentum for Climate Change at the last political gathering before the upcoming Copenhagen Summit. The UN chief called on the leaders to attend the climate conference at Copenhagen and so far some 80 world leaders have pledged to attend the Summit.