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Rising carbon dioxide levels may reduce the nutritional value of important foods

Rising levels of atmospheric CO2 are already having significant impacts on climate, weather patterns and water supplies. Scientists expect increased carbon dioxide levels will also affect agriculture across the world, in ways we can't predict. The results of a recent study suggest that one of those affects could be quite alarming.

Global Scan

Pakistan says it has captured the men who shot Malala in 2012

When Malala Yousafzai was shot in the head two years ago, the Taliban in Pakistan claimed responsibility. On Friday, the Pakistan army said it had caught a gang of 10 men behind the attack. Elsewhere in Pakistan, a new branch of al-Qaeda seems to have bungled its first attack, but wants the press coverage anyway. And a 45-story skyscraper of squatters is being cleared in Venezuela, all in this weekend's Global Scan.

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