1. Editors' note

   • Paul J. Crutzen
   • Dieter H. Ehhalt

   EditorialNotes Pages: 1 - 1

2. Model analysis of the measured concentration of organic gases in the Norwegian Arctic

   • Ivar S. A. Isaksen
   • Øystein Hov
   • Arne Semb

   OriginalPaper Pages: 3 - 27

3. Measurements of selected C₂-C₅ hydrocarbons in the background troposphere: Vertical and latitudinal variations

   • D. H. Ehhalt
   • J. Rudolph
   • U. Schmidt

   OriginalPaper Pages: 29 - 52

4. Interpretation of Mauna Loa atmospheric transmission relative to aerosols, using photometric precipitable water amouts

   • Ellsworth G. Dutton
   • John J. Deluisi
   • Arne P.

   OriginalPaper Pages: 53 - 68

5. Study of background aerosols in the Antarctic troposphere

   • T. Ito

   OriginalPaper Pages: 69 - 91

6. Concentration and size variation of condensation nuclei at Mawson, Antarctica

   • J. L. Gras
   • A. Adriaansen
   • B. Lingen

   OriginalPaper Pages: 93 - 106

7. An aerosol climatology of Samoa

   • Barry A. Bodhaine
   • John J. DeLuisi

   OriginalPaper Pages: 107 - 122

8. Deposition of atmospheric mineral particles in the North Pacific Ocean

   • Mitsuo Uematsu
   • Robert A. Duce
   • Joseph M. Prospero

   OriginalPaper Pages: 123 - 138

9. Features of the atmospheric cycle of aerosol trace elements and sulphur dioxide revealed by baseline observations in Canada

   • L. A. Barrie

   OriginalPaper Pages: 139 - 152

10. What can we learn from aerosol measurements at baseline stations?

    • Jost Heintzenberg

    OriginalPaper Pages: 153 - 169

11. Hidden information within series of measurements — four examples from atmospheric science

    • Leni Helmes
    • Ruprecht Jaenicke

    OriginalPaper Pages: 171 - 185

12. Radon measurements as an aid to the interpretation of atmospheric monitoring

    • S. Whittlestone

    OriginalPaper Pages: 187 - 201