14 May 2019
Atmospheric levels of planet-warming carbon dioxide have hit a record high of more than 415 parts per million. The accelerated rise of man-made greenhouse gas emissions has scientists alarmed.
5 Jan 2019
Can we afford to suck carbon dioxide out of the air?
10 Dec 2018
Carbon dioxide emissions are a major cause of global warming. But the gas also contains the carbon-rich compounds used for making plastic. In Germany, efforts are underway to reduce CO2 emissions by recycling the gas.
22 Jun 2017
A vast 'forest lab' in Britain is being pumped full of carbon dioxide in a bid to determine just how effective trees are at absorbing greenhouse gases when exposed to the predicted levels of 2050.