Adding organic material such as compost to soil can also make lead less available to plants.

VOA: special.2009.06.09

Miz McClellan praised Wilma Mankiller's ability to lead and help others during such personal difficulties.

VOA: special.2010.04.09

Such thickening and narrowing of the blood passages can lead to heart attacks and strokes.

VOA: special.2009.12.15

"We also carefully consider the sources of exposure of populations to radiofrequency electromagnetic fields, the nature of these fields as they come from various devices, including wireless phones, and we look carefully at the physical phenomenon by which exposure to such fields may perturb biological systems and lead to cancers."

VOA: special.2011.06.06

Heavy metals,such as lead,and products like insecticides have recently been linked to abormalities in newborns and attention deficits in toddlers.

VOA: standard.2010.08.09

Its lead singer is Australia's federal environment minister,Peter Garrett, who says the band was eager to help such a worthwhile cause.

VOA: standard.2009.03.14

A report in Israel's Ha'aretz newspaper says the Obama administration feels such a freeze might lead to Arab concessions in the Mideast peace process.

VOA: standard.2009.08.06

He says such an attempt would lead to "so much bloodshed that no one could justify."

VOA: standard.2010.04.12

Greenhouse gas emissions such as carbon dioxide are thought to be a major cause behind rising temperatures that have lead to extreme weather and food shortages.

VOA: standard.2009.09.28

She says this will be her next line of inquiry whether female hormones, such as estrogen, somehow protect young women from the neurological damage created by exposure to lead.

VOA: standard.2009.12.19

The scientists say if their work is confirmed, it could lead to further research on how lifestyle choices figure in the prevention and treatment of age-related decline and diseases such as Alzheimer's.

VOA: standard.2009.12.30

Together, we have taken steps to stimulate growth, restore the flow of credit,open markets, and dramatically reform our financial regulatory system to prevent such crises from occurring again - steps that will lead to job creation at home,".

VOA: standard.2009.04.11