Research maps the city's heat
Steel – the traditional industry for which the UK city of Sheffield is so well known – could help provide a green alternative for heating the city's homes and businesses, alongside other renewable energy sources.
Experts from the University of Sheffield's Faculty of Engineering believe that the many steel plants located just outside the city centre could be connected to Sheffield's existing district heating network to provide an extra 20 MW of thermal energy, enough to heat around 2,000 homes.
"It actually costs the steel plants to reduce the temperature of the flue ...

