Reuters: Millions of visitors and residents could hardly miss the message projected on the side of the world famous United Nations building in New York this week: Put a price on carbon.
At the UN's Climate Summit this week a diverse group of global leaders, from World Bank president Jim Yong Kim to California Governor Jerry Brown, spoke of the need for polluters to pay for each ton of carbon they emit. More than 1,000 companies pledged their support for the effort.
Carbon pricing, largely rejected...