Coal's Global Challenge

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 probable presidential-election winner, 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