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Showing posts from May 14, 2015

Fertility of world's soil reaching peak that will threaten food supplies, scientists warn

Steve Connor,The Independent | May 14, 2015, 10.17 PM IST




Soil erosion and degradation, combined with the loss of agricultural land to urban sprawl and a booming global population, is one of the most pressing issues facing human security in the 21st century, they said.







The fertility of the world's soil is reaching a peak that will threaten global food supplies this century unless more is done to preserve the long-term viability of existing farmland, according to a group of leading scientists.




Soil erosion and degradation, combined with the loss of agricultural land to urban sprawl and a booming global population, is one of the most pressing issues facing human security in the 21st century, they said.






The "green revolution" of the past half century, where intensive farming based on agro-chemicals managed to boost food production significantly, will not be able to sustain the growing population this century without greater emphasis on soil preservation and fertility, they sa…