Carbon dioxide emissions rising globally, but drop in China

The world's burning of coal, oil and natural gas this year is putting 1% more heat-trapping carbon dioxide in the air than last year, bad news for the fight against climate change but with an odd twist, according to scientists ...

Planet Earth: 8 billion humans and dwindling resources

Are eight billion humans too many for planet Earth? As we reach this milestone on November 15, most experts say the bigger problem is the overconsumption of resources by the wealthiest residents.

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