The UN's Green Climate Fund (GCF) says it approved its first financing of projects to help developing countries fight global warming, three weeks before a summit opens in Paris to ink a climate rescue pact.

A few years ago, Melinda and I visited with a group of rice farmers in Bihar, India, one of the most flood-prone regions of the country.

China's greenhouse gas emissions could start to decline within 10 years, says a report from the London School of Economics.