If coping with climate change is central to achieving a sustainable future for the global population, then food security lies at the heart of this effort, FAO Director-General José Graziano da Silva said last week in a speech at the United Nations Climate Summit last week.

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"We cannot call development sustainable while hunger still robs over 800 million people of the opportunity to lead a decent life," he said in a reference to the latest U.N. report on world hunger, The State of Food Insecurity in the World 2014.

The report found that while the number of people who experience chronic hunger was reduced by 100 million over the past decade, there are still some 805 million people that go without enough to eat on a regular basis.

Despite overall progress, the 57-page report says, "marked differences" across regions persist. Sub-Saharan Africa has the highest prevalence of undernourishment, with only modest progress in recent years: Around one in four people in the region remains undernourished. Asia, the most populous region in the world, still has the highest number of undernourished people. "Southern Asia has made slow progress in hunger reduction, while more rapid progress has been achieved in Eastern and South-Eastern Asia with the latter having already met the WFS hunger target," Graziano da Silva said.

Continue reading at ENN affiliate, TriplePundit.

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