1. Freshwater wetlands human-induced changes: Indirect effects must also be considered

   • Pall A. Keddy

   Forum Pages: 299 - 302

2. China: Energy and environment

   • Wolfgang K. H. Kinzelbach

   Profile Pages: 303 - 310

3. CuSO₄ treatment of nuisance algal blooms in drinking water reservoirs

   • Diane M. McKnight
   • Sallie W. Chisholm
   • Donald R. F. Harleman

   Research Pages: 311 - 320

4. Sulfate-enriched water effects on a floodplain forest in Florida

   • John Richardson
   • Peter A. Straub
   • Howard T. Odum

   Research Pages: 321 - 326

5. Floodplain management: Land acquisition versus preservation of historic buildings in Cambridge, Ontario, Canada

   • Wendy J. Bennett
   • Bruce Mitchell

   Research Pages: 327 - 337

6. Tidal wetlands natural and human-made changes from 1973 to 1979 in Delaware: Mapping techniques and results

   • Michael A. Hardisky
   • Vytautas Klemas

   Research Pages: 339 - 344

7. Impact indices based on introduced plant species and litter: A study of paths in St. Lawrence Islands National Park, Ontario, Canada

   • A. Crowder

   Research Pages: 345 - 354

8. Impingement losses of white perch at Hudson River power plants: Magnitude and biological significance

   • L. W. Barnthouse
   • W. Van Winkle
   • D. S. Vaughan

   Research Pages: 355 - 364

9. Delineation of ecosystem regions

   • Robert G. Bailey

   Research Pages: 365 - 373

10. Ants: Bio-indicators of minesite rehabilitation, land-use, and land conservation

    • J. D. Majer

    Research Pages: 375 - 383

11. Announcements

    Announcement Pages: 385 - 385

12. Book reviews

    • John T. Gray
    • Kenneth R. Porter
    • Fred J. Brenner

    Literature Pages: 386 - 389

13. Books noted

    Literature Pages: 390 - 391

14. Articles and papers

    Literature Pages: 392 - 392