He says there is likely more risk from lead dust on plants or from playing in the soil than from the plant itself.

VOA: special.2009.06.09

Just to plant a couple of seeds so that you've seen it before and then we can revisit in more useful context.

前人多栽树,后人易乘凉。

哈佛公开课 - 计算机科学课程节选

Now that seems counterintuitive now because we think that a plant based diet may be more healthy for people than a meat based diet, but remember, that we're fighting off overnutrition and these folks were fighting off undernutrition.

现在看来似乎并非如此,因为我们认为,对于人类来说,植物性饮食比以动物性饮食更为健康,但是请记住,我们正在对抗营养过剩,而这些人们正在和营养不良作斗争

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

As a plant scientist, he may have saved more lives than anyone else in history as many as a billion, by some estimates.

VOA: special.2009.09.22

Fat is not all that much different, but one thing that's happened is the type of fat has changed a lot, and so people are eating less fat from plant sources and more fat from animals sources That's where the saturated fat comes in and high saturated fat intake is not a good thing.

脂肪摄入量相差无几,然而脂肪的种类却发生了很大变化,人们越来越少从植物中摄取脂肪,而更多是从肉类食物中获得,肉类食物中含有饱和脂肪酸,而过多地摄入饱和脂肪酸是有害的

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

They say this is a surprise because there have always been more plant-eaters in the world.

VOA: special.2010.04.07

They say this suggests that changing plants to save more water will not affect plant growth.

VOA: special.2010.01.26

He says you can harvest parsley by cutting most of the plant, or leave more of the plant in the ground for a second crop.

VOA: special.2009.06.02

For example,they can plant crops that are more likely to survive extreme weather.

VOA: special.2010.02.09

In a few moments, the plant became healthy and green once more.

VOA: special.2009.09.26

"Tobacco has killed more people than any other plant I could find.

VOA: special.2009.08.25

Carbon dioxide produced by the power plant can be recycled back into the bioreactors to help promote more algae growth.

VOA: standard.2009.09.02

Florida energy officials led President Obama through the maze of more than that make up the new energy plant in central Florida.

VOA: standard.2009.10.27

The Algenol bioreactors also produce oxygen as a byproduct and that can be fed into a power plant to burn coal more cleanly.

VOA: standard.2009.09.02

Even China's government has commissioned a U.S.firm to build a massive facility that would produce 80 times more solar energy than the new Florida plant.

VOA: standard.2009.10.27

are very similar genetically. "And that's a real problem when you're trying to overcome new insect or disease threats or pressures, or trying to breed a plant that's more water efficient, or even finding genetic variation for water production."

VOA: standard.2010.02.01

But the evening really kicks into high gear after the scientist's presentation ends, when the audience gets to start the conversation: "Is it still a question as to whether there is a lot more plant diversity in the Andes versus the Amazon?"

VOA: standard.2010.05.04