And who should lead that effort? PEW Vice President for Policy Analysis and the report's co-author, Stephen Seidel,says the federal government should lead, as the nation's largest landowner and the guardian of its natural resources, national parks and highways, bridges and dams.

VOA: standard.2010.06.14

The United Nations Security Council has the lead responsibility for deciding that an act of aggression has taken place.

VOA: special.2010.06.21

But last week, two teams working independently reported a discovery that could help lead to a universal flu vaccine.

VOA: special.2009.03.04

Here is how they work: Cows are trained to follow a series of paths that lead to milking stations.

VOA: special.2009.05.12

In December, the publication Social Indicators Research reported on a study of activities that help lead to happy lives.

VOA: special.2009.03.10

Also,the broken windows theory did not fully investigate the exact conditions of disorders that appeared to lead to crime.

VOA: special.2009.03.03

But other doctors say they worry that the changes will reduce testing and lead to more women dying from breast cancer.

VOA: special.2009.11.18

Some people are found to have cataracts, abnormal growths on the eye that can lead to loss of eyesight.

VOA: special.2009.03.30

And in some cases that might lead to more job interviews than a degree from a lesser known college.

VOA: special.2009.12.03

This,he said, will lead to an increase in claims that judges are biased, "however groundless those charges may be."

VOA: special.2009.06.12

A story in the Chinese news magazine Outlook warned that factory closings could lead to unrest as the economy slows.

VOA: special.2009.01.16

She said she hoped that the new president could help lead the way to better relations among the nations of the world.

VOA: special.2009.01.01

Carl Rosen of the University of Minnesota Extension notes that concerns about lead have increased now that more people are planting gardens.

VOA: special.2009.06.09

Prime Minister Cameron promised Friday that a judge will lead a full public inquiry into the case after police complete their investigation.

VOA: special.2011.07.09