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Climate change: President Obama is forging a voluntary international agreement, rather than a legally-binding treaty, to cut greenhouse gas emissions. Paul Bledsoe, a former adviser on climate change to President Clinton and now at the German Marshall Fund of the United States research centre, tells us why this is the best option possibe at this stage. Also on the programme, the �鶹��'s Tom Burridge reports from Castilla y Leon, one of Spain's most important wine regions, on a growing number of Spanish vineyards making wines other than Rioja. And Jeremy Wagstaff, Thomson Reuters' Chief Technology Correspondent for Asia, explains why Microsoft continues to face an uphill battle when it comes to software piracy in China.