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Ecosystems, agriculture and the environment, forestry, sustainable agriculture, wildlife

Natural Resource Systems Library

List of Natural Resource Systems Lessons

Introductory Lesson NR100 Natural Resource Systems Guide

Natural Science NR001 Environment, Ecology and Ecosystem Defined NR002 Understanding Nature's Food System NR003 What Makes Ecosystems Work NR004 Finding and Managing U.S. Ecosystems NR005 The Importance of Grasslands NR006 The Place of U.S. Forests NR007 Streams, Rivers, Lakes and Oceans NR008 Understanding Wetlands NR009 The Place of Humans in Ecosystems NR010 Understanding the Biosphere where We Live NR011 Population Growth and Our Environment NR012 How Americans Use Land Resources NR013 Understanding Soil and Land Use NR014 Making Land Use Decisions NR015 The Value and Cost of Quality Water NR016 Defining and Understanding Water Quality NR017 The Human Impact on Water Quality NR018 Understanding Water Quality Regulations NR019 Protecting Water Quality NR020 Protecting Water from Nitrate Pollution NR021 Protecting Water from Phosphorus Pollution NR022 Protecting Water from Household Chemicals NR023 Understanding Groundwater Systems NR024 Sources of Groundwater Contamination NR025 Common Groundwater Contaminants NR026 The Importance of Clean, Healthy Air NR027 How Air Becomes Polluted NR028 Understanding Acid Rain NR029 How Air Quality Is Regulated NR030 Understanding and Managing Waste NR031 Recycling and Reducing Solid Waste NR032 Disposing of Solid Waste NR033 Managing Sewage and Liquid Waste

Wildlife NR034 Understanding the Value of Wildlife NR035 What Is an Endangered Species? NR036 Understanding Wildlife Habitat NR037 Managing Woodlands for Wildlife NR038 Managing CRP Land for Wildlife NR039 Attracting Wildlife on Small Acreage NR040 Controlling Deer Damage NR041 Protecting Gardens from Rabbits NR042 Saving America's Endangered Fish NR043 Understanding Pacific Salmon NR044 Declining Great Lakes Perch Population NR045 Restoration of the Trumpeter Swan NR046 Causes of Animal Wildlife Population Losses NR047 Tips for Observing Wildlife in the Forest NR048 Who Lives in this Forest?

Going Green NR060 The History and Uses of Paper NR061 Making Pulp from Recycled Materials NR062 Making Pulp from Plant Materials NR063 Basic Papermaking Techniques NR064 Advanced Papermaking Techniques

Agriculture and Environment NR101 How Agriculture Provides for Human Needs NR102 Agriculture's Impact on Our Environment NR103 Effects of Agricultural Pollutants NR104 Sources of Agricultural Pollutants NR204 Understanding Nonpoint Pollution NR105 Defining and Understanding Soil Resources NR106 Understanding Soil Texture and Structure NR107 Understanding Soil Erosion and Degradation NR108 Basics of Soil Erosion Control NR109 Making and Using Conservation Plans NR120 The Value of Chemicals Used in Farming NR121 Understanding the Nature of Ag Chemicals NR122 Reducing the Risk of Using Chemicals NR123 The Risk of Pesticides in Groundwater NR124 Understanding Ag Chemical Regulations NR125 An Introduction to Sustainable Agriculture NR126 Understanding Sustainable Agriculture NR127 Economics of Sustainable Agriculture NR128 Economic Goals of Sustainable Agriculture NR129 Decision-Making for Sustainable Ag NR130 Sustainable Ag and Sustainable Communities NR131 Understanding Integrated Pest Management NR132 Farm Practices To Improve Water Quality NR133 Basic Livestock Waste Management NR134 Crop Practices that Protect Groundwater NR135 Protecting Private Rural Well Water NR136 Protecting Honeybees from Chemicals NR137 Natural Methods of Insect Control NR138 Merits of Mechanical Weed Control

Renewable and Alternative Energy Sources NR150 Meeting Future Energy Needs NR151 Exploring Renewable and Alternative Energy Sources NR152 Harnessing Solar Power NR153 The History and Development of Wind Power NR154 Wind Power for Farms, Homes and Communities NR155 Ethanol and Other Alternative Fuels NR156 Energy-Efficient Buildings and Facilities NR157 Paying for Energy Projects

U.S. Forests and Forestry NR175 Understanding Our Forest Resources NR176 Forest Regions and Types of Trees NR177 Identifying the Trees in Your Forest NR178 Understanding the Threats to Our Forest Resources NR179 Preventing and Controlling Wildfire Losses

Forest Management NR180 History of Modern Forest Management NR181 Understanding Best Management Practices NR182 Planning for Multiple Use of Forests NR183 Planting Trees To Start or Renew a Forest NR184 Managing Southern Pines NR185 Managing Aspen Forests for Wood and Wildlife NR186 Forest Stand Improvement Practices NR187 The Purpose and Practice of Thinning Forests NR188 The Purpose and Practice of Pruning Forest Trees NR189 Planning Roads for Forest Operations NR190 Using Fire To Manage a Forest NR191 Using a Compass or GPS in Forest Management NR192 Managing Forest Pests and Diseases

Forest Harvest and Marketing NR193 Deciding When and How To Harvest Trees NR194 Best Management Harvesting Practices NR195 Learning To "Cruise" Standing Timber NR196 Measuring the Volume of Logs or Pulpwood NR197 Marketing Your Timber

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