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Storage not as green as first impressions, says solar study

A report landed in our inbox this week that caused rather a lot of consternation, as it claimed that adding storage to a solar-equipped home would raise its carbon emissions. We spent a lot of time unpacking it and trying to wrap our heads around the mathematics involved, in which the Cockrell School of Engineering’s findings suggest that environmental advocates should be piling the pressure on utility generation portfolios, rather than advocating for home-based battery storage. When we first read the report, it didn’t make sense – prompting a whole heap of questions fired off to its authors Robert Fares and Michael Webber. At first glance, it doesn’t look logical – that adding storage to a home would increase the…

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