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energy efficiency

World news about “energy efficiency” published by euronews.

20/03 04:56 CET

Earth Hour: Lights out for the planet

Earth Hour: Lights out for the planet

Some of the world’s most iconic landmarks were plunged into darkness on Saturday for the 10th annual Earth Hour, a global lights-out event to highlight the threat from climate change. Organisers hope this year’s switch off will mark a new momentum in climate…