tailieunhanh - Create a Rain Garden: Preventing Water Pollution in Your Community

To tackle polluted source water, water utilities in the region are often forced to install expensive treatment plants that can cost millions to install and operate. USDA economists estimate that removing nitrate alone from drinking water costs more than $ billion a year. The cost of dealing with algal blooms is particularly daunting. The total capital cost of water treatment that would address cyanobacterial blooms and cyanotoxins, can range between $12 million and $56 million for a town of 100,000 people. The only true solution is to confront the issue upstream, at the point where pollution – much of it from. | Create a Rain Garden Preventing Water Pollution in Your Community A Manual for Student Service Projects This manual is intended to assist groups in the planning design installation and advertisement of a rain garden in their community. A large focus of this project is to improve public awareness of stormwater issues and to educate people on how they can improve stormwater management on their own property. The manual is designed to provide step by step instructions for school groups wanting to beautify and improve their local environment with rain gardens. It also provides example documents that can be adapted and used for organizing rain garden development as well as educating and promoting involvement from the public. Table of Contents What is a Rain Garden . 3 Why Should You Create a Rain Garden .3 Developing Your Work Plan and Choosing a Seeking Community Support and Developing Your Sizing and Planning your Rain Garden. 5 Selecting Plants. 5 Advertising Your Rain Garden. 5 Rain Garden Construction and Planting. 6 Maintaining your Rain Appendices Appendix A - Work Plan and Sample Appendix B - Sample Parent News Appendix C - Sample Donation Request Appendix D - Professional Appendix E - Sample Appendix F - Sizing and Planning Appendix G - Sample Press Appendix H - Construction Day Teacher Resource Pages Runoff Volume The Importance of Land Cover Lesson Plan .24 Why is Stormwater so Bad Lesson Plan . 30 Rain Garden Slows Stormwater Flow Lesson Plan .32 Hydrology 101 A Reference Educational Benefits of Program. 53 2 What is a Rain Garden A rain garden is an attractive native plant garden with a special purpose to capture soak up and filter stormwater runoff from roofs driveways parking lots and other impervious surfaces before it enters local lakes ponds rivers or bay. Rain gardens use the concept of bioretention a water .