NationalGeographic.com: How to Stem a Global Food Crisis? Store More Water

As we’ve seen with severe droughts in Pakistan followed just months later by debilitating floods, the climate change impacts scientists have warned us about for years may finally be here, making the weather harder to predict and prepare for, and traditional sources of irrigation water much less reliable. These changes have dire consequences for feeding an ever-expanding global population, especially in areas of Africa and Asia where millions of farmers rely solely on rainwater for their crops, according to the Sri Lanka-based International Water Management Institute (IWMI), which issued the report.

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Source: http://news.nationalgeographic.com/