1. Guest editorial

   • Alan D. Hecht

   EditorialNotes Pages: 107 - 108

2. Effect of increased nitrogen fixation on stratospheric ozone

   • Parker F. Pratt

   OriginalPaper Pages: 109 - 135

3. Anthropogenic impact on the albedo of the earth

   • J. Otterman

   OriginalPaper Pages: 137 - 155

4. Takoradi-Khartoum air route

   • F. Kenneth Hare

   OriginalPaper Pages: 157 - 172

5. Climate and the changing sun

   • John A. Eddy

   OriginalPaper Pages: 173 - 190