joining me now is dan green barn one of the authors of the study dan now that we are armed with this data and this information has any of the governments responded . well we've seen responses in places around the world certainly there have been actions announced in places like india with their new national clean air program and they are now saying well we really need to be serious about trying to implement this and i think it's going to be an important part of their election discussion they're having currently the good news is that in china we report that they have started to take action so they've seen improvement but they still have quite a ways to go and you talk about china in the report as a fairly standout country are there other countries that are doing a relatively good job compared to countries that are not really doing much well they they really are at the leading edge of the pack of developing and emerging economies in terms of taking action about air pollution india has started to say we have a new program to put natural gas into homes and set a burning solid fuel are we