Guardian: Two years ago Yeb Sano, the Filipino governments lead climate negotiator, broke down in tears in front of the worlds diplomats in Warsaw as typhoon Haiyan ripped through his home city of Tacloban, killing thousands of people.
This week he arrived at the Paris climate talks a changed man. No longer a star diplomat, he came on foot after completing a 58-day, 1,500km pilgrimage from Rome. He is now an official adviser to the archbishop of Manila.
The politics of climate change are limiting,...