At the U.N. climate talks this week, a group of Latin American and Caribbean countries are pushing a bold goal: A world with zero net emissions by 2050.

After a two-week paralysis, the World Climate Summit in Lima finally produced results in the space of an hour on Sunday.

The high-level, ministerial segment of the UN Climate Change Conference in Lima kicked off today with messages of urgency and hope, with the UN's top climate change official drawing on Inca culture to underline the urgent need to sow the seeds of a better future through climate action.

The Governments of Australia and Belgium today joined other nations in pledging to the Green Climate Fund, committing AU$ 200 million (Australia) and EUR 51.7 million (Belgium) to the Fund, respectively.