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  1. 71
    af Arbogast, Belinda F.
    Udgivet 2000
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    The human factor in mining reclamation.
  2. 72
    Udgivet 2000
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    Water quality in southern Florida Florida, 1996-98
  3. 73
    Udgivet 1999
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    Sustainable development of land and mineral resources in Asia and the Pacific national policy initiatives and trends in mining taxation.
  4. 74
    af Rounds, Stewart A.
    Udgivet 1999
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    Modeling discharge, temperature, and water quality in the Tualatin River, Oregon.
  5. 75
    Udgivet 1999
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    Volcanic-associated massive sulfide deposits processes and examples in modern and ancient settings.
  6. 76
    Udgivet 1999
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    1998 assessment of undiscovered deposits of gold, silver, copper, lead, and zinc in the United States
  7. 77
    af Lee, Hae-Geon
    Udgivet 1999
    Bog

    Chemical thermodynamics for metals and materials
  8. 78
    af Fuhrer, Gregory J.
    Udgivet 1999
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    The quality of our nation's waters: nutrients and pesticides.
  9. 79
    af Kelly, Valerie J.
    Udgivet 1999
    Bog

    Sources and transport of phosphorous and nitrogen during low-flow conditions in the Tualatin River, Oregon, 1991-93.
  10. 80
    af Morgan, David S.
    Udgivet 1999
    Bog

    Numerical model analysis of the effects of ground-water withdrawals on discharge to streams and springs in small basins typical of the Puget Sound Lowland, Washington.
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