Can turning down our radiators turn up the heat on Vladimir Putin?

Russia has used its gas supply as an economic weapon". The West should counter with its own energy-saving measures

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Turning down the thermostat by 1C might not sound like much of a gesture when thousands of people are being killed in Vladimir Putin's brutal and unprovoked invasion of Ukraine, but it may be one of the few ways by which ordinary people in Europe, and around the world, can make an impact on the horrific events.