Bioenergy crop expansion could remove CO2 at scale but cause water stress: NUS-led study

In BECCS, the crops are used as replacements for fossil fuels, and are felled and burnt for energy. PHOTO: REUTERS
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SINGAPORE - With the search for climate-friendly energy sources heating up, more attention is being paid to a potential solution that involves growing crops for fuel, and then capturing the planet-warming gases released when they are burnt.

But scientists at the National University of Singapore (NUS) say that such bioenergy and carbon capture and storage (BECCS) solutions - which are not yet widely used - must be thoroughly considered and weighed against other options before they are used.

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