How to stay cool without heating the planet | BBC Ideas

As the world warms and heatwaves become more frequent, we turn up the air con. But that contributes to climate change. What's the solution? Video made in partnership with @bbcideas and the University of Oxford. Subscribe here: http://bit.ly/1rbfUog For more news, analysis and features visit: www.bbc.com/news #BBCIdeas #Heatwave #ClimateChange