As humans burn fossil fuels and pump carbon dioxide into the atmosphere, we are heating up the planet. But there is another alarming impact of this climate pollution: it may be changing the chemistry ...

This story originally appeared on the Bulletin of the Atomic Scientists and is part of the Climate Desk collaboration. There are trillions upon trillions of numbers in the world. We use numbers to ...

GENEVA (AP) — Heat-trapping carbon dioxide levels in the atmosphere jumped by the highest amount on record last year, soaring to a level not seen in human civilization and “turbo-charging” the Earth’s ...