Direct air capture: how advanced is technology to suck up carbon dioxide – and could it slow climate change?

By Dawid Hanak, Associate Professor in Energy and Process Engineering, Cranfield University

Humanity must remove up to 660 billion tonnes of carbon dioxide (CO₂) from the atmosphere by the end of the century to limit global warming to 1.5°C. That’s according to the most recent report by the Intergovernmental Panel on Climate Change (IPCC), which based its estimate on atmospheric CO₂ concentrations measured in 2020.

Removing this much CO₂ will involve more than simply planting lots of trees. Engineers and scientists are developing direct air capture technologies (DAC) which are supposed to pull vast quantities…

Read complete article

~	‘Like a scene out of a horror movie’: UN report warns of war crimes in Sudan’s El Fasher

~	Bangladesh Nationalist party secures victory in first election since Sheikh Hasina’s ousting

~	Pregnancy and pre-eclampsia: is aspirin the answer for everyone?

~	How a largely forgotten Supreme Court case can help prevent an executive branch takeover of federal elections

~	Colombia: Four months after the attack on Yendri Velásquez and Luis Peche, justice remains pending

~	Global: European states must retract outrageous attacks on UN Special Rapporteur Francesca Albanese

~	Italy’s Harsh Immigration Bill Puts Lives at Risk

~	Indonesia: Police Disperse Papuans Protesting ‘Food Estate’ Project

~	Voting in supermarkets, bank cards as ID and £500,000 fines for breaking the rules – how British elections could be about to change

~	Votes at 16: the UK government has a fight on its hands – but are politicians all missing the point?