"The state of the nation's ecosystems" :
the Heinz Center Report and its implications : hearing before the Committee on Science, House of Representatives, One Hundred Seventh Congress, second session, September 24, 2002.
|Corporate Author:||United States.|
Washington : U.S. G.P.O. : 2003.
Environmental policy /
Ecosystem health > Ecosystem health / United States.
Environmental monitoring > Environmental monitoring / United States.
"Serial no. 107-87."
Shipping list no.: 2003-0127-P.
Distributed to some depository libraries in microfiche.
iv, 80 p. ;
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|Full view4.SCI 2:107-87||Pennsylvania State University|