1. ⁷Be deposition in a high-rainfall area of New Zealand

   • M. J. Harvey
   • K. M. Matthews

   OriginalPaper 30 December 1989 Pages: 299 - 306

2. Global distribution of natural freshwater wetlands and rice paddies, their net primary productivity, seasonality and possible methane emissions

   • I. Aselmann
   • P. J. Crutzen

   OriginalPaper 30 December 1989 Pages: 307 - 358

3. A molybdenum oxide annular denuder system for gas phase ambient ammonia measurements

   • Andrew O. Langford
   • Paul D. Goldan
   • Fred C. Fehsenfeld

   OriginalPaper 30 December 1989 Pages: 359 - 376

4. The solubility of SO₂ and the dissociation of H₂SO₃ in NaCl solutions

   • Frank J. Millero
   • J. Peter Hershey
   • Jia-Zhong Zhang

   OriginalPaper 30 December 1989 Pages: 377 - 389

5. Nitrate in the atmospheric boundary layer of the tropical South Pacific: Implications regarding sources and transport

   • Dennis L. Savoie
   • Joseph M. Prospero
   • Mitsuo Uematsu

   OriginalPaper 30 December 1989 Pages: 391 - 415