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Cooling Cities — Old and New

Didier Holleaux, Executive Vice President, Engie

Last updated 1 March 2025

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“We have refurbished an area [in Manila] with existing buildings and provided a new district cooling to provide more than 25% energy efficiency.”

A district cooling system is more efficient than individual airconditioners — and not limited to new cities. Electric utility multinational Engie has installed such setups in the historical centre of Paris and in the Philippines, helping them save energy through better management and tapping on alternative sources such as waste heat and geothermal energy.

Interviewee

interview-2018-12-Didier Holleaux-01

Didier Holleaux
Executive Vice President
Engie