U.S. Forest Service Glossary – Defined Term

Accessibility Accessible Facility Acid Deposition Acid Neutralizing Capacity Acquisition of Land Acre Acre-Foot Activity Adaptive Management Administrative Unit Advance Regeneration (Reproduction)Aerial Logging Afforestation Age Class (Cohort)Age Dependent Relationships Agricultural Agricultural Land Air Pollution Air Quality Class Air Quality Class Air Quality Related Values All-aged Stand Allocated Fund Allocation Allopatric Allotment Management Plan Allowable Sale Quantity All-Terrain Vehicle Alternative Amendment Amenity Values Analysis Area Analysis Area Identifier Analysis of the Management Situation Animal Unit Month Annual Forest Program Annual Work Planning Process Appropriated Fund Appropriate Management Response Aquatic Ecosystem Aquatic Habitat Types Arterial Road Artificial Regeneration (Reproduction)Authorized Use Background Bald Basal Area Basal Spray Base Sale Schedule Best Management Practice Bike Biodiversity Biological Assessment Biological Evaluation Biological Growth Potential Biological Oxygen Demand Bladed Skid Road Bladed Skid Road Board Foot Browse Built Environment Image Guide Cable Logging Canopy Cover Canopy Gap Capability Carrying Capacity Class I Class I Class I Classified Road Class II Class II Class II Class III Class III Class IV Class One Class Three Class Two Clean Air Act of 1970 Cleaning Clearcutting Clearcutting with Reserves Climax Cluster Site Coarse Woody Debris Co-dominant Co-dominant Trees Cold Water Fishery Collector Road Commercial Forest Land Commercial Thinning Commercial Tree Species Commodity Outputs Communication Site Community Compartment Competitive Zone Composition (Stand)Concentrated Use Area Concern Level Constant Service Constant Service Road Continuous Inventory of Stand Condition Control Line Conventional Logging Conversion (Forest Management)Coppice Coppice with Reserve Cord Corridor Cost Efficiency Council on Environmental Quality Coverage Critical Habitat Crown Crown Class Crown Cover Cubic Foot Culmination of Mean Annual Increment Cultural Cultural Resources Cunit Cut-offs Cutting Cycle Daylighting Deciduous Decision Criteria Decommission Defoliation Demand Demand Curve Den Trees Desired Future Condition Desired Landscape Character Developed Recreation Developed Recreation Site Development Level Diameter at Breast Height Diameter Class Digital Elevation Model Digitize Dispersed Recreation Disturbance (Ecology)Disturbance-recovery Regime Diversity Division Domain Dominant Drainage Area/Basin Drum Chopping Early-successional Forest Early-successional Habitat Early-successional Species Ecological Approach Ecological Classification Ecological Classification System Ecological Dynamics Ecoregion Ecosystem Ecotone Electronic Sites Emergent Endangered Species Endangered Species Act of 1973 Ending Inventory Environment Environmental Consequence Environmental Impact Environmental Impact Statement Ephemeral Streams Epidemic Erosion (Accelerated)Erosion (Geologic)Essential Habitat Eutrophication Evapo-transpiration Even-Aged Management Even-aged Silvicultural System Even-aged Stand Evergreen Existing Old Growth Extirpation Facilities Level Facility Farmer-owned Land Featured Species Federal Register Final Crop Fireline Fire Management Effectiveness Index Fire Management Plan Fire Regime Fire Use Fisheries Classification Fish, Wildlife, Range, Botany, and Ecology Team Floodplains Floor on First Period Production Forage Forage Production Forb Foreground Forest Forest Cover Type Forest Development Road Forest Ecology Forest Land Forest Pathology Forest Service Handbook Forest Service Manual Forest Supervisor Forest Trail System Forest Type Forestwide Standard Free-to-Grow Fuel break Fuels Management Fuel Treatment Fuelwood Future Old Growth Game Species General Forest Area Geographic Information System Geological Area Geologic Features Geologic Formation Global Ranks Goal Goods and Services Grassland Grazing Grazing Permit Gross Receipts Groundwater Group Selection Growing Stock Trees Habitat Habitat Generalist Hardwood Harvest Cutting Hazard Hazard Rating Hazard Rating System Herbicide Heritage Sites/Assets High SIO Historic Historic Landscapes Horizontal Demand Curve Host Types Human Resource Programs Hydric Soils Hydrologic Unit Immediate Foreground Improved Pasture Improvement Cutting Industrial Fuelwood Industrial Fuelwood Industrial Wood Infestation Infrastructure Initial Attack In-stream Flow Integrated Pest Management Interdisciplinary Team Intermediate Intermediate Treatments Intermittent Service Intermittent Service Road Intermittent Streams Interpretive Association Interpretive Services Intolerant Invasive Irregular Shelterwood KCFast Land Exchange Landing Landline Location Land Management Planning Landscape Landscape Character Land Type Land Type Association Land Type Phase Large Woody Debris Late-seral (Successional) Stage Lease Leave Tree Level 1 Level 2 Level 3 Level 4 Level 5 Limits of Acceptable Change Local Road Logging Long-term Facilities Long-term Sustained-yield Capacity Low Pounds Per Square Inch Skidder Low SIO Manage Management Action Management Action Controls Management Area Management Attainment Report Management Concern management Direction Management Emphasis Management Indicator Species Management Intensity Management Opportunity Management Practice Management Prescription Management Situation Management Team Management Type Market Area Mast Mast Tree Maximum Modification Maximum Modification Mean Annual Increment of Growth Meaningful Measures Mechanical Site Preparation Mid-seral (Successional) Stage Midstory Midstory Reduction Mineral Exploration Mineral Resource Minerals (Leasable)Minerals (Locatable)Mineral Soil Minerals (Salable)Mitigation Mitigation Banking Mixed Mesophytic Moderate SIO Modification Modification Monitoring Montane Mortality Motorized Equipment Multiple Use Multipliers National Forest Land and Resource Management Plan (Forest Plan)National Forest System National Forest System Land National Recreation Trails National Register of Historic Places National Visitor Use Monitoring National Wild and Scenic Rivers System National Wilderness Preservation System Natural Appearing Naturally Evolving Natural Regeneration Net Annual Growth Net Public Benefits No-Action Alternative Non-chargeable Volume Non-commercial Non-declining Yield Non-Forest Land Non-Game Species Nonnative Invasive Non-Point Source Pollution Non-stocked Stands Non-timber Forest Products Objective Obligate Off-Highway Vehicle Off-Road Vehicle Off-site Species Off-stream Use Old Growth Old Growth-compatible Prescription Old Growth Forests On-site Species Operating Plan Optimality Ordinary High Water Mark Output Output, Minimum Level Outstanding Mineral Rights Overnight Use Developed Sites Over-stocking Overstory Overstory Removal Overtopped (Suppressed)Overtopped (Suppressed)Partial Retention Particulate Matter Partnership Pastoral Pathogen Per Capita Use Perennial Stream Persons-at-one-time Person-year Photosynthesis Physiographic Region Physiologically Mature Pioneer Species Planning Area Planning Criteria Planning Horizon Planning Period Plastic Soil PM10 PM2.5 Pole Timber Polygon Possible Old Growth Pre-Commercial Thinning Prescribed Fire Present Net Value Preservation Preservation Presuppression Prevention of Significant Deterioration Primary Trout Stream Primary Wood Processors Primitive Road Primitive ROS Process Records Proclamation Boundary Productive Deferred Productivity Class Program Program Budget Program Development and Budgeting Project Proposed Action Prospecting Permit Province Proxy Site Public Domain Land Public Issue Public Participation Activities Public Road Public Supply Pulpwood Pure Stand Qualifiers Range Allotment Range Management Ranger District RARE II Area RARE II Inventory Boundary Rare Species Real Dollar Value Record of Decision Recreation Recreational Recreation Capacity Recreation Information Management Recreation Opportunity Spectrum Recreation Visit Recreation Visitor Day Recruitment Red Oak Group Reforestation Regeneration Regeneration Cutting Regeneration Harvest Regeneration (Reproduction) Method Regeneration (Reproduction) Period Region 8 Regional Forester Regulated Harvest Release and Weeding Removal Cut Replacement Stand Research Natural Area Reserved Mineral Rights Reserve Trees Resource Resource Allocation Model Resource Use and Development Opportunities Retention Retention Revegetation Revision Right-of-Way Riparian Riparian Areas Riparian Corridor Riparian Functions Ripping Road Road Closure Road Density Roaded Natural 1 Roaded Natural 2 Roaded Natural 2 Roaded Natural ROS Roadless Area Roadless Area Review and Evaluation II Road Maintenance Levels Road Reconstruction Rollover Rotation Rotation Age Roundwood RPA Program Runoff Rural Rural ROS Rural Water Use Sacred Site Sale Schedule Salmonids Salvage Salvage Cutting Sanitation Sanitation Cutting Sapling Sawtimber Scalloping Scenery Management System Scenic Scenic Attractiveness Scenic Class Scenic Integrity Scenic Integrity Objective Scoping Scoured Channel Secondary Processor Secondary Trout Streams Section Sediment Seedling Seedling/Sapling Stands Seed Tree Seed-tree with Reserves Method Seen Area Seep Selected Species Selection Cutting Semi-evergreen Semi-Primitive Motorized ROS Semi-Primitive Non-Motorized ROS Sensitive Species Sensitivity Analysis Sensitivity Level Sequential Lower Bounds Sequential Upper Bounds Seral SETWIGS Shade Intolerant Shade Tolerant Shearing Shelterwood Shelterwood with Reserves Short-term facilities Silvics Silvicultural System Silviculture Single-tree Selection Site Site Class Site Index Site Preparation Site Productivity Class Site Quality Site Quality (Productivity)Skidding Skid Trail Slash Sliver Snag Social Analysis Softwood Soil and Water Resource Improvement Soil Enhancement Soil Productivity Soil Quality Soil Survey Source Water (also Public Drinking Water Source)Southern Pine Beetle Spatial Feasibility Testing Special Concern Species Special Places Special Use Authorization (or Permit)Splash Dams Spring Stand Standard Stand Density Stand Improvement State, County, and Municipal Land Stocking Stratified Mixture Stratigraphic Stratum (Canopy Layer)Stream Streamside Management Zones Stressors Subsection Succession Successional Stage Suitability Suitable Forest Land Supply Suppression Surficial Water Suspended Sediment Sustained Yield of the Products and Services Sympatric Targets Taxonomic Temporary Road Temporary Road Tentatively Suitable Forest Land Term Permit Theming Thermoelectric Power Water Use Thinning Thinning Interval Threatened Species Tiering Timber Timber Demand Timber Inventory Timber Management Timber Production Timber Product Market Area Timber Removals (Drain)Timber Sale Program Quantity Timber Stand Improvement Tolerance Topography Toxicity Index Profile Tract Traditional Cultural Property Traffic Service Levels Trail Trailheads Two-aged Two-aged Silvicultural System Two-aged Stand Type Conversion Unacceptable Alteration Unclassified Road Understory Uneven-Aged Management Uneven-aged Regeneration Methods Uneven-aged Silvicultural System Universal Soil Loss Equation Un-merchantable Unsuitable Forest Land (Not Suited)Urban Urban Urban ROS Utility Corridor Utilization Standards Values, Market Values, Non-market Variety Class Vegetation Management Very High SIO Very Low Scenic Integrity Viable Population Viewshed Visibility Visual Quality Objective Visual Resource Warm Water Fishery Water Bars Watershed Watershed Condition Rank Water Table Water Yield Weeks Act Wetlands White Oak Group Wild Wild and Scenic River Wilderness Wilderness Study Area Wildland Fire Wildland Urban Interface Wildlife Wildlife Habitat Diversity Wildlife Habitat Improvement Withdrawal of Land Withdrawn National Forest Lands With-without Comparison Woodland Woodland Grazing Wrenching Xeric Yarding Yield Composite Yield Stream Yield Table Zone Zone Management Actions

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