EnvironmentCould pumping CO2 under Canada's coast cause earthquakes? Injecting CO2 underground might increase pressure along geological faults and cause earthquakes, but a report concludes the risk is minimal for a proposed CO2 storage site near Vancouver Island 51¶¯Âþ
EnvironmentDoes oil-rich Saudi Arabia really want to mend its ways and go green? The desert kingdom’s much-hyped, zero-carbon linear city has been dismissed as greenwashing, but there is some truth to the claim the country wants to be more sustainable, finds Graham Lawton Comment