They found that a city with only white rooftops could reduce the urban heat effect by thirty-three percent.

VOA: special.2010.03.02

That is because Seattle, like a lot of other cities, has restrictions on urban farms.

VOA: special.2010.07.06

But now a new generation of farmers is planting crops in urban areas.

VOA: special.2010.07.06

So are a lot of other urban farming groups.

VOA: special.2010.07.06

"There's a very poetic beauty in that, in that kind of urban war zone Americana that is not really known, not really talked about, not really seen, and yet it is part of the spine of America."

VOA: special.2010.06.21

Speaking at a panel discussion at the Urban Institute in Washington, Zandi cited the nation's double digit unemployment as reason for caution.

VOA: standard.2010.01.29

Earl Ofari Hutchinson, president of the Los Angeles Urban Policy Roundtable, says he was not a big fan of the pop star.

VOA: standard.2009.06.28

"So they continue to practice rituals and norms that they have inherited whereas there is a bit of move away in the urban areas."

VOA: standard.2009.09.19

Mr.Thaksin,who was ousted in a coup in 2006,remains popular with the rural and urban poor.

VOA: standard.2009.11.11

Marc Morial,Chief Executive Officer of the National Urban League, says minorities make up a significant portion of the 40 million or more Americans without health insurance.

VOA: standard.2009.09.09

According to Ben Urbonas, president of the Urban Watersheds Research Institute, these nutrient contaminants tend to be more of a problem in closed water systems,like lakes, where concentrations can build up.

VOA: standard.2010.08.04

Experts say terrorist groups are seeking materials for a crude nuclear device - a so-called "dirty bomb" - that would have limited blast potential but could spread radiation in a major urban area.

VOA: standard.2010.04.11

Afghans gave a more positive assessment of their economic situation than in previous years and both a majority of urban and rural residents say they are more prosperous today than they were under the Taliban.

VOA: standard.2009.10.27