In the West market forces are squeezing coal—even as its use rises in Asia. We examine how the world can wean itself off the dirtiest fossil fuel. Svetlana Tikhanovskaya, Belarus’s president-elect, never expected to run for office. Our correspondent visits her in exile, asking about the country’s prospects for democracy. And how candy-floss machines may help make better face masks.For full access to print, digital and audio editions of The Economist, subscribe here www.economist.com/intelligenceoffer
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