There are around a billion undernourished people;

大约有十亿营养不良的人；

youdao

The number of undernourished people could rise to more than 1 billion this year.

今年，全世界营养不良的人口将超过一亿。

youdao

The FAO said that increase in food production could reduce the number of undernourished people by as much as 17 percent.

联合国粮农组织说，粮食产量的提高可以将营养不良人口减少17%之多。

youdao

This in turn could reduce the number of undernourished people by as much as seventeen percent.

VOA: special.2011.03.22

The United Nations says thirty percent of the people were undernourished last year.

VOA: special.2011.01.25

Many people were thin. They're malnourished,undernourished.

VOA: special.2010.05.12

With almost 1 billion undernourished people in the world, land degradation, and climate change, fundamentals appear to be in place to support food prices for the long run.

FORBES: Highly Leveraged Agriculture Will Keep Food Prices Volatile And High

The food agency of the United Nations, the FAO, estimates that there are 925 million undernourished people in the world, largely because the calories produced worldwide (which should be sufficient) are not effectively utilized and distributed.

FORBES: How to Put More Giving into Thanksgiving

Still, in a world where more than a billion people are undernourished and the population is still growing, every little hurts.

ECONOMIST: Climate change and crops