1. Molybdenum hazard in land disposal of sewage sludge

   • Richard W. Lahann

   OriginalPaper Pages: 3 - 8

2. Wet plume rise from cooling towers in strong winds

   • D. W. Stephen
   • W. J. Moroz

   OriginalPaper Pages: 9 - 24

3. The effects of lead on algae

   • Marti L. Woolery
   • Ralph A. Lewin

   OriginalPaper Pages: 25 - 31

4. Cadmium and other heavy metals in sea-skaters

   • Lanna Cheng
   • George V. Alexander
   • Paul J. Franco

   OriginalPaper Pages: 33 - 38

5. Phosphorus inputs into a stream draining an agricultural watershed

   • A. N. Sharpley
   • J. K. Syers
   • P. W. O'Connor

   OriginalPaper Pages: 39 - 52

6. Factors influencing natural water quality and changes resulting from land-use practices

   • Carleton S. White

   OriginalPaper Pages: 53 - 69

7. Pollutant transfer into water bodies

   • Wayne J. Brtko
   • Robert L. Kabel

   OriginalPaper Pages: 71 - 95

8. Additional studies on the use of cracking catalysts in conjunction with activated sludge wastewater treating

   • Robert D. Schwartz
   • C. J. McCoy

   OriginalPaper Pages: 97 - 102

9. Extraction of organic compounds from airborne particulate matter

   • W. Cautreels
   • K. Van Cauwenberghe

   OriginalPaper Pages: 103 - 110

10. Pb adsorption by soils

    • Gian Franco Soldatini
    • Riccardo Riffaldi
    • Renato Levi-Minzi

    OriginalPaper Pages: 111 - 118

11. Pb adsorption by soils

    • Riccardo Riffaldi
    • Renato Levi-Minzi
    • Gian Franco Soldatini

    OriginalPaper Pages: 119 - 128

12. Book review

    • Henry M. Papee

    BookReview Pages: 129 - 129

13. Announcements

    Announcement Pages: 131 - 131