1. A Special Request from the Editors

   Pages: 155 - 155

2. Determination of ²¹⁰Pb and ²¹⁰Po in Sediments, Water, and Plants in an Area Contaminated with Mine Waste

   • Polona Vreček
   • Ljudmila Benedik

   Technical Article Pages: 156 - 159

3. Underground Waste Repositories in Exhausted Coal Mines – Recent Developments

   • Edson Wendland
   • Thomas Himmelsbach

   Technical Article Pages: 160 - 167

4. Oxygen-18 and Deuterium Fingerprinting of Tailings Seepage at the Sullivan Mine

   • D. M. Allen
   • D. A. Voormeij

   Technical Article Pages: 168 - 182

5. Evaluation of Laboratory Kinetic Test Methods for Measuring Rates of Weathering

   • Scott Frostad
   • Bern Klein
   • Richard W. Lawrence

   Technical Article Pages: 183 - 192

6. Regulation of Mine Waters in the European Union: The Contribution of Scientific Research to Policy Development

   • Adeline Kroll
   • Jaime M. Amézaga
   • Christian Wolkersdorfer

   Technical Communication Pages: 193 - 200

7. Mine Water Notes

   Pages: 201 - 202

8. Contents, Vol. 21

   Pages: 203 - 203

9. Keywords

   Pages: 204 - 204

10. Membership

    Pages: 205 - 206