1. Do Forests Receive Occult Inputs of Nitrogen?

   • Dan Binkley
   • Yowhan Son
   • David W. Valentine

   Pages: 321 - 331

2. Depuration of PCBs in the Lake Michigan Ecosystem

   • E. Conrad Lamon, III
   • Stephen R. Carpenter
   • Craig A. Stow

   Pages: 332 - 343

3. Patterns of Production and Precipitation-Use Efficiency of Winter Wheat and Native Grasslands in the Central Great Plains of the United States

   • William K. Lauenroth
   • Ingrid C. Burke
   • Jose M. Paruelo

   Pages: 344 - 351

4. Ecosystem Responses to Nitrogen Deposition in the Colorado Front Range

   • Jill S. Baron
   • Heather M. Rueth
   • Brenda Moraska

   Pages: 352 - 368

5. Multiscale Characterization of Land-Use Patterns in China

   • Peter H. Verburg
   • YouQi Chen

   Pages: 369 - 385

6. Changes in Asymbiotic, Heterotrophic Nitrogen Fixation on Leaf Litter of Metrosideros polymorpha with Long-Term Ecosystem Development in Hawaii

   • Timothy E. Crews
   • Heraldo Farrington
   • Peter M. Vitousek

   Pages: 386 - 395

7. Constructive Contrasts Between Modeled and Measured Climate Responses Over a Regional Scale

   • Henrietta I. Jager
   • W. W. Hargrove
   • K. A. Rose

   Pages: 396 - 411

8. Erratum

   Pages: 413 - 413