The United Nations agricultural agency created an online database that uses satellite data and Google Earth images to figure out how much water is being used to irrigate crops, focusing on parts of Africa and the Middle East that are facing water scarcity.

“Water use continues to surge at the same time that climate change – with increasing droughts and extreme weather – is altering and reducing water availability for agriculture,” said Maria Helena Semedo, Deputy Director-General of the UN Food and Agricultural Organization (FAO) Climate Change and Natural Resources.

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