A comparative evaluation of the major pollution control programs in the United States and West Germany William R. Mangun Profile Pages: 387 - 401
Resources management planning in the Pacific Northwest of the National Park system Garrett A. Smathers Profile Pages: 403 - 408
Snowmobile impact on old field and marsh vegetation in Nova Scotia, Canada: An experimental study Paul A. KeddyA. Jane SpavoldCathy J. Keddy Research Pages: 409 - 415
Grassy balds of the Great Smoky Mountains: Their history and flora in relation to potential management Mary M. LindsaySusan Power Bratton Research Pages: 417 - 430
Trail erosion patterns in Great Smoky Mountains National Park Susan P. BrattonMatthew G. HicklerJames H. Graves Research Pages: 431 - 445
Health effects from the nuclear fuel cycle and other sources in perspective Mark K. GoldsteinSalvador R. BozzoDonald Goellner Research Pages: 447 - 460
