But in India he quotes a World Bank report said that the grain for million Indians was produced from overpumped aquifers. In China that figure is 30 million, with the problem the greatest on the highly productive North China plain, which relies in part on a fossil aquifer. Beijing meets three quarters of its water needs from underground supplies, and is now drilling five times deeper than 20 years ago.
Much of the general account here is well known, but less publicised are the potential effects on food supplies. Heat waves are a particularly great concern, especially during the pollination phase of crops. Corn is particularly vulnerable, but rice also suffers badly.
Not only are his credentials well-known, but the factual details, some of which raise issues that I have not come across before, are compelling. Take the goat problem. That matters not because of the goats themselves, but as indicator of grassland degradation.
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As they deteriorate, grass is typically replaced by desert shrubs, of which goats can thrive while the other ruminants struggle. Views Total views. Actions Shares. Embeds 0 No embeds.
- World on the edge: How to Prevent Environmental and Economic Collapse.
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No notes for slide. Source: futures. But after falling to million in the mids, the number of hungry people began to rise, reaching million in In it jumped to over 1 billion. Crop failures caused by extreme weather events such as the Russian heat wave will make it harder to feed people around the world. It will be made by our generation, but it will affect life on earth for all generations to come. You just clipped your first slide!
World on the Edge
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Brand new Book. We are in a race between political and natural tipping points. Can we close coal-fired power plants fast enough to save the Greenland ice sheet and avoid catastrophic sea level rise? Can we raise water productivity fast enough to halt the depletion of aquifers and avoid water-driven food shortages? Can we cope with peak water and peak oil at the same time?
These are some of the issues Lester R. Brown skillfully distills in World on the Edge. Bringing decades of research and analysis into play, he provides the responses needed to reclaim our future.
- World on the Edge: How to Prevent Environmental and Economic Collapse – By Lester Brown.
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- World on the Edge: How to Prevent Environmental and Economic Collapse;
- World on the Edge How to Prevent Environmental & Economic Collapse—by Lester R. Brown.
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