He says changes to the ice cover also affect Arctic wildlife and people who depend on the local environment.

VOA: special.2009.05.05

He runs a big company. He wears a suit and tie, and a shirt with sleeves that cover his arms.

VOA: special.2010.05.02

And they told them to include two dollars to cover the cost of giving the second letter to the charming widow.

VOA: special.2010.04.24

One such material is asphalt, a substance often placed on top of buildings and used to cover road surfaces.

VOA: special.2010.03.02

The C stands for cover. Wear a hat and scarf to keep heat from escaping through the head, neck and ears.

VOA: special.2009.12.23

If you lined up all the stores side by side, they would cover a distance of almost seven kilometers.

VOA: special.2010.08.13

Researchers using satellite images found at least ten percent tree cover on more than one billion hectares of farmland.

VOA: special.2009.09.01

One of the scientists says the past six years have shown the lowest Arctic sea ice cover ever measured.

VOA: special.2009.05.05

Claire Wright at the Thomas Jefferson School of Law in San Diego,California,says legal protections do not always cover all kinds of abuse.

VOA: special.2009.02.28

He thought of his room with its horrible yellow wallpaper, the old bed with its ugly red cover.

VOA: special.2009.04.04

The study found that climate conditions alone could not explain the amount of tree cover in different areas.

VOA: special.2009.09.01

She turned from the window. She laughed as she saw Nate trying to cover the long, kicking legs of the baby calf.

VOA: special.2010.01.09

"The mainstream media does not usually cover poverty or homelessness too much, unless someone dies or there's a big rally or something."

VOA: special.2011.02.25

The amount of ice cover and its thickness are two measures of the health of the Arctic Sea.

VOA: special.2009.05.05