As an energy crisis looms, nimble young activists are using superhero-like moves to switch off ... cities switching off wasteful shop signs at night, in a bid to fight light pollution and save ...

“Those are not ... lights in shops must be switched off after 10pm in a bid to save energy. Meanwhile, Paris climate activists have made headlines by practising Parkour to switch off shop signs ...

With the theme “Switch Off and Secure Water for All,” this ... These include switching off non-essential lights and appliances when not in use, using energy-efficient technologies such as LED bulbs ...