• neighboursfortheplanet

Can we heat buildings without burning fossil fuels?

"To look at, the dark, dripping sewers of Brussels seem an unlikely place for anything particularly valuable to be hidden. But a wet day reveals all.


During a winter downpour, the brick tunnels become subterranean waterslides. Fresh rain tumbles from drains in the street above, joining waste water already in the sewers from sinks, baths, showers and toilets on their long journey downstream. The volume of these fluids and, crucially, their temperature are the reason that the city’s energy experts’ minds are in the gutter.


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