The hotter the weather, the more quickly the waste breaks down into ammonia to be taken up by plants.

VOA: special.2010.03.15

The center of the museum is open, so people can look up toward the roof or down toward the ground floor.

VOA: special.2009.04.06

If the lead climber were injured in a fall from any higher up, the belayer could not get him down.

VOA: special.2009.12.09

Sometimes her pictures made you feel you were looking down from a great height, or up from far below.

VOA: special.2009.05.10

He said that on that bus in nineteen fifty-five, "She sat down in order that we might stand up.

VOA: special.2009.03.08

The pistons go up and down as a person stands on lever devices treadles and uses a natural walking motion.

VOA: special.2009.08.17

And so the man took the box, and put up his forty dollars and sat down to wait.

VOA: special.2009.08.29

And he picked up Dan'l and turned him upside down and out came a whole lot of bullets.

VOA: special.2009.08.29

There,on Easter morning, people walk up and down Fifth Avenue after church services to enjoy the spring weather.

VOA: special.2009.12.20

There was a new effort to build wealth from the bottom up, rather than from the top down.

VOA: special.2011.03.24

When the snow melted that spring, every stream became an angry river that raced down the mountains tearing up trees and bringing destruction.

VOA: special.2009.06.06

As Sylvie climbed slowly down the pine tree, the stranger was waking up back at the farm.

VOA: special.2010.04.03

They sailed up and down the Atlantic Coast and stole anything of value from other ships.

VOA: special.2011.07.26

Then he got up, found a long stick and walked up and down the river bank.

VOA: special.2010.06.26