anchor.diff:  SWS,5050,Soils for Environmental Professionals,"Particular Systems,Natural Science"
   SWS,5235,South Florida Ecosystems,"Particular Systems,Natural Science"
   SWS,5305C,Soil Microbial Ecology,"Particular Systems,Natural Science"
  -SWS,6323,Advanced Microbial Ecology,"Particular Systems,Research & Design"
  +SWS,6323,Advanced Microbial Ecology,Particular Systems
   WIS,6444,Advanced Wetlands Ecology,"Particular Systems,Natural Science"
   WIS,6452,Wildlife Ecology,"Particular Systems,Natural Science"
  -WIS,6934,Topics in Wildlife and Range Sciences:An Introduction to Tropical Ecology and Conservation,Particular Systems
  -WIS,6934,Topics in Wildlife and Range Sciences:Climate Change Ecology,Particular Systems
  +WIS,6934,Topics in Wildlife and Range Sciences: An Introduction to Tropical Ecology and Conservation,Particular Systems
  +WIS,6934,Topics in Wildlife and Range Sciences: Climate Change Ecology,Particular Systems
   ZOO,6542,Nutrition Ecology,Particular Systems
  -ABE,5643C,Biological Systems Modeling,"Natural Science,Sustainability,Research & Design"
  -ANG,6930,Special Topics in Anthropology: Hunter-Gatherers,Natural Science
  -AOM,6932,"Special Topics in Agricultural Operations Management:
  -                    Principles and Issues in Environmental Hydrology",Natural Science
  +ABE,5643C,Biological Systems Modeling,Natural Science
  +ANG,6930,Special Topics in Anthropology: Hunter-Gatherers,"Natural Science,Social Science"
  +AOM,6932,Special Topics in Agricultural Operations Management: Principles and Issues in Environmental Hydrology,Natural Science
   BOT,5655C,Physiological Plant Ecology,Natural Science
   BOT,5685C,Tropical Botany,Natural Science
   BOT,5695C,Ecosystems of Florida,"Particular Systems,Natural Science"
   BOT,5725C,Taxonomy of Vascular Plants,Natural Science
   BOT,6935,Special Topics: Ecology and Natural History of the Tropics,Natural Science
   EES,5207,Environmental Chemistry,Natural Science
  -ENV,6441,Water Resources Planning and Management,"Natural Science,Sustainability"
  +ENV,6441,Water Resources Planning and Management,"Natural Science,Social Science"
   ENV,6511,Biological Wastewater Treatment,Natural Science
   ENV,6932,Special Problems in Environmental Engineering,Natural Science
   ENV,6935,Graduate Environmental Engineering Seminar: Adaptive Management,Natural Science
  
positive.code: FOR,5159,Ecology and Restoration of Longleaf Pine Ecosystems,Natural Science
  FOR,5756,Non-Timber Forest Products,Natural Science
  FOR,6154,Analysis of Forest Ecosystems,Natural Science
  FOR,6170,Tropical Forestry,"Natural Science,Sustainability"
  FOR,6934,Topics in Forest Resources and Conservation,Natural Science
  HOS,6932,Special Topics: Advanced Restoration Ecology,Natural Science
  LAA,6231,Landscape Architecture Theory,Natural Science
  LAS,6938,Seminar in LAS: Ecological Principles for Development Professionals,Natural Science
  LEI,5255,Outdoor Recreation and Park Management,Natural Science
  LEI,6557,Recreation Management/Development in Coastal Zone,Natural Science
  PCB,5356C,Tropical Ecology,"Particular Systems,Natural Science"
  PHC,6937,Special Topics in PHC: Aquatic Systems and Environmental Health,Natural Science
  PLS,6623,Weed Ecology,Natural Science
  SWS,5115,Environmental Nutrient Management,Natural Science
  SWS,5132,Tropical Soil Management,Natural Science
  
negative.code: coursePrefix,courseNum,title,subCategory
  ALS,5156,Agricultural Ecology Principles & Applications,Principles of Ecology
  PCB,5338,Principles of Ecosystem Ecology,"Principles of Ecology,Particular Systems,Natural Science"
  FAS,5901,Scientific Thinking in Ecology,"Particular Systems,Social Science"
  ANG,6086,Historical Ecology,"Particular Systems,Social Science"
  LAS,6290/ANT,Ethnoecology in Conservation,Particular Systems
  ALS,6930,Graduate Seminar: Principles of Agroecology,Particular Systems
  EES,5305C,Ecological & General Systems,Particular Systems
  EES,6007,Advanced Energy and Environment,"Particular Systems,Natural Science"
  EES,6301,Comparative Approaches in Systems Ecology,Particular Systems
  PCB,5046C,Advanced Ecology,Particular Systems
  PCB,5415C,Behavioral Ecology,Particular Systems
  PCB,6447C,Community Ecology,Particular Systems
  WIS,5555C,Conservation Biology,"Particular Systems,Natural Science"
  WIS,6455,Wildlife Population Ecology,"Particular Systems,Natural Science"
  WIS,6468C,Pattern and Process in Landscape Ecology,"Particular Systems,Natural Science,Social Science"
  ZOO,6927,Special Topics in Zoology: Macroecology,Particular Systems
  BOT,5695,Ecosystems of Florida,"Particular Systems,Natural Science"
  EES,6308C,Wetland Ecology,"Particular Systems,Natural Science"
  EES,6318,Principles of Industrial Ecology,Particular Systems
  EES,6356,Estuarine Systems,"Particular Systems,Natural Science"
  