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A member of the Ukrainian territorial defence units talks on their phone during observation of Russian troops movements around the village of Velyka Dymerka, 40km east of Kyiv, on 9 March

Russia and Ukraine are both weaponising mobile phones to track troops

11 April 2022

Mobile phones ping signals to nearby communications towers, allowing both Ukrainian and Russian soldiers to track the movement of opposition forces
Boston - March 6: People hold a banner reading Stand with Ukraine! Stop buying Russian oil as they take part in a Peace March for Ukraine from Copley Square to Parkman Bandstand on the Boston Common in Boston on March 6, 2022. The protests marked the second straight Sunday people have marched through Boston, as Russias invasion of its neighbor entered its 11th day. (Photo by Jessica Rinaldi/The Boston Globe via Getty Images)

How the war in Ukraine will change the way the world uses energy

22 March 2022

With Russian oil and gas politically toxic, Western nations are scrambling for replacement sources of energy. The immediate future will be difficult, but the crisis could accelerate the transition to clean energy

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