Energy & Green Tech

Vast Vienna wastewater heat pumps showcase EU climate drive

In a large hall on the outskirts of Vienna, shiny pipes carry treated wastewater through three giant heat pumps, part of Austria's drive to reduce carbon emissions and its dependence on Russian gas, with more and more European ...


Electric school buses are gaining traction in Bay Area schools

It was seven years ago that Matthew Belasco started worrying about the health of students riding the bus at Pittsburg Unified in California. As he watched hundreds of youth pile onto the big yellow vehicles each day, his ...

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