Tag Archives: water

Water grabs

Land grabbing is a well-known problem. According to the World Bank, about ten million hectares were acquired from governments or local authorities between 2004 and 2009 in five African countries alone. At the genesis of this are a number of … Continue reading

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Poop in emerging economies: flush it or cook it?

A major health concern in developing countries is the lack of proper sanitation. 1.4 million children die each year from diseases related to faecal matter. However, installing flushable toilets around the world isn’t the answer. Western toilets use 3.5 gallons … Continue reading

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Eight major rivers running dry from overuse – a future source of conflict?

Eight of the world’s greatest rivers have no net outflow due to the scale of human interventions upstream. Rivers, such as the Colorado, the Indus in Pakistan and the Yellow River in China, are so heavily abstracted for agriculture, industry … Continue reading

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Wet wet wet: water quantity AND quality

At the OECD’s recent “Meeting the Water Reform Challenge” gathering, the need for water management reform was the focus of debate. With increasing challenges posed by rapid urbanisation, population growth and changing economic dynamics maintaining water quality and quantity will … Continue reading

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Remote sensing to help grape growing

The European Space Agency have developed a new service, known as GrapeLook, to help decide when and how much to irrigate vineyards. The technology uses a combination of Earth observation data and field measurements via satellite link and remote sensing … Continue reading

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Thirst quenching seawater

With one-third of the world’s population living under water-stressed conditions there is a clear demand for sustainable production of drinking water. Seawater desalination may boost reserves in water stressed regions. However, the process is typically energy intensive and the environmental … Continue reading

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