warsaw hitting out at developed countries for backtracking on their commitments to fight climate change india on thursday used the un climate talks platform to tell the rich nations not to treat global warming issues with a business perspective of providing markets to domestic companies new delhi also expressed dismay at decision of some of the rich nations like japan canada and australia to scale down ambition and lowering of targets of emissions of greenhouse gases articulating the countrys stand over climate change environment minister jayanthi natarajan appealed to rich nations to take lead in fighting climate change specifically when nothing concrete has emerged so far from the ongoing talks her remarks came merely an hour before most of the ngos including from india walked out from the conference citing the rich nations failure to deliver on the promises made by them warsaw ongoing un conference on climate change must actwe must act and deliver here and now said natarajan going beyond her written speech while addressing a gathering of ministersrepresentatives from 195 countries at the national stadium here though her speech stuck to what has been new delhis stated position for long she chose the platform to raise the controversial issue of climatedamaging hfc gases and let the gathering know what india thinks about it and put it out as part of her formal written speech in a remark that may not go down well with the us particularly on hfcs issue natarajan said the issue should not be seen from a business perspective of providing markets to domestic companies though she did not take names of countries or companies her remarks articulated the concerns raised back home about reported attempts of the us to push the issue of phasing out hfcs only to benefit couple of american private companies who are manufacturing refrigerants using technologysubstitutes whose cost is quite higher than the ones being used in india putting across indias stand emphatically the minister said the issue of hfc has to be addressed by us under this convention unfccc in the meeting of montreal protocol in bangkok last month many countries including some from g20 have opposed amendments to bring it under mp she made it clear that the developing countries including india would not move on it without complete clarity on the issue she said developing countries need clarity on identified substitutes their costs safety and economic feasibility the minister reiterated that the developing countries cannot take a leap of faith without knowing the exact path and the pitfalls it is time that we had an honest dialogue instead of raising rhetoric a remark which may be seen as indias flexibility if it gets technologically effective and economically viable solution which the new delhi has been stating for the past couple of years at various platforms montreal protocol currently deals with phasing out only ozone depleting substances though the hfc is not an ozonedepleting gas it contributes to global warming and consequently its phaseout which comes