City Challenge: Borås goes renewable

Borås, Sweden, will be a fossil-fuel-free city using only renewable energy. Winters in Borås are extremely cold and energy consumption can hit very high peaks. To respond to the population's needs while avoiding using carbon-based solutions, an innovative system has been developed to complete the current district energy program.

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• Climate change
• Can a city of more than 100,000 people escape the grip of fossil energies?