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Posts tagged soil

September 27, 2003

 

The Great Worm Odyssey

Ever wonder why worms stay burrowed in the ground until a rain finally comes? Find out on this Moment of Science.

September 27, 2003

 

Metal-loving Plants

Find out what metal-loving plants are on this Moment of Science.

September 27, 2003

 

The Case of the Shrinking Tires

By the time the average passenger car tire ends up at the scrap yard, it weighs six pounds less than when it was new. Multiply six pounds by the number of tires scrapped each year in the U.S., and we’re talking over three-quarters of million tons of rubber that perform a disappearing act every year!

September 27, 2003

 

The Dirt about Desert Soil

In the desert, the absence of water means little or no chemical weathering can take place. Instead, erosion, frost, sedimentation, and the huge temperature fluctuations between day and night break down the rocky surface into sand or gravel.

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