AP Photo

After 8 days of fractious negotiating, delegates at the 1997 climate conference in Kyoto, Japan, were running out of time to deliver a treaty aimed at slowing global warming. The leader of the talks, Michael Zammit Cutajar of Malta, took the unusual step of invoking Zen Buddhism, telling everyone that they must break through mental barriers to achieve enlightenment. Two days later, after a marathon all-night session, the negotiators finally hammered out the climate agreement known as the Kyoto Protocol.