Climate change and an increasing population could trigger a global food crisis in the next half century as countries struggle for fertile land to grow crops and rear animals. ---- Competition over sparse resources may lead to conflicts and environmental destruction, the scientists fear.
(A) To keep up with the growth in human population, more food will have to be produced world wide over the next 50 years than has been during the past 10,000 years combined, the experts said.
(B) But in many countries a combination of poor farming practices and deforestation will be exacerbated by climate change to steadily degrade soil fertility, having vast areas unsuitable for crops or grazing.
(C) The warnings came as researchers around the world convened at a United Nations-backed forum in Iceland on sustainable development to address halve hunger and extreme poverty by 2015.
Question: Climate change and an increasing population could trigger a global food crisis in the next half century as countries struggle for fertile land to grow crops and rear animals. ---- Competition over sparse resources may lead to conflicts and environmental destruction, the scientists fear.
(A) To keep up with the growth in human population, more food will have to be produced world wide over the next 50 years than has been during the past 10,000 years combined, the experts said.
(B) But in many countries a combination of poor farming practices and deforestation will be exacerbated by climate change to steadily degrade soil fertility, having vast areas unsuitable for crops or grazing.
(C) The warnings came as researchers around the world convened at a United Nations-backed forum in Iceland on sustainable development to address halve hunger and extreme poverty by 2015.
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