Ecosystem Changes and Food Chain Dynamics

Prime Minister Imran Khan seems to be trying everything to avoid an ouster. The powerful military brass may simply want a new leader who is less hostile to the West. Calls for tough sanctions on Russian oil are multiplying. But demand for it has already plummeted—and China and India sniff a bargain. And the earthworm invasion beneath North America’s soil. For full access to print, digital and audio editions of The Economist, subscribe here www.economist.com/intelligenceoffer

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