The Caspian Sea has lost an area nearly the size of Sicily: human activities are a major reason why

The Caspian Sea, the largest inland body of water on Earth, is shrinking. Not fluctuating, not entering another natural cycle, but shrinking. For decades, scientists and policymakers treated changes in the Caspian as part of the basin’s natural variability. Water levels in the sea have always risen and fallen. But our new study shows something […]

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Shutting Iran’s oil wells may be straightforward – but the consequences are not

The Strait of Hormuz – the narrow waterway through which between 20% and 25% of the world’s seaborne oil normally passes – has been effectively closed for just over two months. As tensions have escalated, Iran has restricted passage through the Strait, while the US has imposed a naval blockade on Iranian shipping, sharply limiting […]

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