Britain must invest £30bn in a network of massive air cleansing systems designed to strip CO2 from the atmosphere if it is to reach net zero, a government-funded report has warned.
A movie questioning the role of humans in climate change has sparked claims that carbon dioxide (CO2) has never driven temperature increases in the past and therefore cannot cause global warming. This is misleading; experts told AFP the historical record shows clear evidence that greenhouse gas emissions are heating up the planet .