Nation: It’s the second week of the UN Climate Change Conference and the air is heavy with humidity, but despite being the rainy season, it hasn’t rained heavily in weeks. The rooms in the conference facilities where people are clustered around computers feel like saunas, an appropriate thing, I suppose – reminding us not only of where we are, in tropical Bali, but also of why we’re here. The world has a fever, and we’re here to begin to bring the temperature down before it’s too late. The question …