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High food prices, meet the global water crisis. The world’s food supply is under threat because so much of what we eat is concentrated in so few countries, and many of those countries are increasingly facing a water shortage. That’s the conclusion of three independent studies published this week. One …

Demand for electricity around the world is rising faster than expected, making it harder for countries to slash their emissions and keep global warming in check, the International Energy Agency said on Wednesday. Over the next decade, the world is poised to add the equivalent of Japan’s annual electricity demand …

North-facing, sloping ground with loose, sandy soil — if you’re a bumblebee queen on the market for a winter home, these features will have you racing to make an offer. But scientists were recently stunned to find there’s something else these monarchs like in a place to hibernate: pesticides. In …