1. Methods for determination of elemental carbon in ambient air

   • Wojciech Mniszek
   • Janusz Kolarczyk
   • Antoni Hanusik

   OriginalPaper Pages: 1 - 7

2. Landsat image and sample design for water reservoirs (Rapel dam Central Chile)

   • Leonardo Lavanderos
   • M. Eugenia Pozo
   • Hernán Miranda

   OriginalPaper Pages: 9 - 22

3. Defoliation of coniferous trees-assessments 1984–87

   • Berta Andersson

   OriginalPaper Pages: 23 - 43

4. The use of phytotoxicity tests (common duckweed, cabbage, and millet) for determining effluent toxicity

   • Wuncheng Wang
   • Judson M. Williams

   OriginalPaper Pages: 45 - 58

5. Characterization of phytotoxicity of metal engraving effluent samples

   • Wuncheng Wang

   OriginalPaper Pages: 59 - 69

6. Strontium-90 in Canada goose eggshells and reed canary grass from the Columbia River, Washington

   • W. H. Rickard
   • K. R. Price

   OriginalPaper Pages: 71 - 76

7. Uptake of metal ions in moss from artificial precipitation

   • E. Gjengedal
   • E. Steinnes

   OriginalPaper Pages: 77 - 87

8. Use of multiple criteria for eutrophication assessment of coastal waters

   • Michael Karydis
   • Harry Coccossis

   OriginalPaper Pages: 89 - 100

9. Book reviews

   • D. S. Barth
   • Linda Stetzenbach

   BookReview Pages: 101 - 102

10. Call for papers

    Announcement Pages: 103 - 103