'Green Clean:' Researchers determining natural ways to clean contaminated soil
Thursday, September 17, 2009 - 23:28
in Earth & Climate
Researchers at North Carolina State University are working to demonstrate that trees can be used to degrade or capture fuels that leak into soil and ground water. Through a process called phytoremediation -- literally a "green" technology -- plants and trees remove pollutants from the environment or render them harmless.