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As the U.N. climate conference gets ready to wrap up, there's still some sticking points before all 194 countries make an agreement. Scott Tong reports from Cancun, Mexico.
At last year's U.N. climate conference, China didn't get the best reputation. But this year, the country seems to be changing things around; today announcing a pledge to slow the growth of its carbon emissions. Will the country stay true to its word? Scott Tong reports.
The pledge was made to help poorer nations to cope with the effects of climate change. But one fundraising idea -- taxing air travel and shipping -- may be challenging to implement.
Norfolk was once a penal island for Australia, but now it is home to the first experimental personal cap and trade program. Citizens will be allotted carbon points which they will trade for commodities. Professor Gary Egger explains.
From individuals to cities, people are trying to "green" themselves on their own, instead of waiting for legislation. Marketplace's Adriene Hill reports.