Energy & Green Tech

Hydrogen, the net-zero hero?

Green hydrogen could transform our energy system and solve many supply and emissions challenges. Whether this happens will depend on how economically it can be produced and how attractive it will be to consumers.

Engineering

New research shows how biofuels affect cement production

The production of cement and quicklime is energy demanding and causes high carbon dioxide emissions. This is because the fuel, which is used for heating, and the limestone, which is converted into quicklime at high temperatures, ...

Energy & Green Tech

Is bioenergy ever truly green? It depends on five key questions

Plans to revive an old coal-fired power station using bioenergy are being considered in the Hunter region of New South Wales. Similar plans for the station have previously not gone ahead. As we grapple with decarbonization, ...

Energy & Green Tech

In climate push, German chemical maker swaps oil for sugar

At one of Europe's largest chemical complexes, German group Covestro is trialing the manufacture of a key product using sugar as a base material instead of oil, as the industry seeks to reduce its carbon footprint.

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