Arid countries with lack of access to freshwater have for decades relied on getting freshwater by separating salt from seawater. But modern desalination technologies are unaffordable, and they consume ...
Air travel is really hard to decarbonize: Efficiency improvements can cut carbon emissions per mile flown but are swamped by more people flying; biofuels require massive amounts of land; and hydrogen- ...
According to a new research model, adding iron to fish farms could capture at least 100 million tonnes of carbon dioxide a year, in aquaculture-intensive countries. This could be enough to offset most ...
When flooding strikes, it can unleash a deluge of money as well as water. Billions of dollars flow to places soaked by hurricane-driven storm surges or massive rainstorms Some of that money could go ...