Theme 3 against previous conferences: the protocol didnt become international law until moret han halfwat through thr 1997-2012 period - by that point , global emissions had risen substantially -> the two biggest emitters of all -> US and china churned out more than enough extra greenhouse gases to erase all the reductions made by other countries during the Kyoto period -> by 2009 emissions soared by 40% and 53% by 2012 -> the target of kyoto was a decrease by 5%