News tagged with soil erosion

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As Amazon urbanizes, rural fires burn unchecked

Many Amazonians are moving out of the countryside, in search of economic opportunities in newly booming Amazonian cities. The resulting depopulation of rural areas, along with spreading road networks and ...

Dec 10, 2012
4.3 / 5 (6) 3 | with audio podcast

UN warns 25 pct of world land highly degraded

(AP) -- The United Nations has completed the first-ever global assessment of the state of the planet's land resources, finding in a report Monday that a quarter of all land is highly degraded and warning the trend must be ...

Nov 28, 2011
5 / 5 (6) 1

GPS helps locate soil erosion pathways

Grassed waterways are placed in agricultural fields where runoff water tends to concentrate because they can substantially reduce soil erosion. Mapping techniques that help identify where erosion channels will likely form ...

Aug 13, 2009
3 / 5 (1) 0