Aerosols such as smoke or dust suspended in the lower layers of the atmosphere can either heat up the planet by trapping solar radiation, or cool it by reflecting sunlight back into space. Little is known, however, about how much aerosols that are present much higher up — above the clouds — contribute to this warming.
Combining hydrogen-based processes with advanced catalysts and renewable energy paves the way for developing economically and industrially viable solutions to decarbonise the steel industry