Coal miner Dennis Ferrell watches over conveyer belts carrying coal out of a mine in Welch, W.Va. Climate talks in Paris are focused on moving away from coal in hopes of protecting the environment. David Goldman/AP hide caption

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Sebastiaan De Vos, right, the general manager of Vienna's Magdas Hotel, recruits refugees like 24-year-old Ehsan Amini, left, to work at the hotel. Amini, who works in the Magdas cafe, fled Afghanistan and arrived in Austria five years ago. He's one of 20 refugees staffing the hotel. Joanna Kakissis for NPR hide caption

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Cocoa pods in Ivory Coast, one of the world's top producers of cocoa. Climate models suggest that West Africa, where much of the world's cocoa is grown, will get drier, which could affect supply. Issouf Sanogo/AFP/Getty Images hide caption

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