Water environment federation us (128 risultati)

Hardback. Condizione: Very Good. This educational picture book is about a little girl with a big story to tell - Why Water's Worth It. With her nose buried in her book, she walks young readers through the world of clean water, how it's managed, and the importance of everyone working together to protect it. Written for 4- to 8 -year-olds but with appeal to readers of all ages, this book uses fun, engaging illustrations and rhyming text to present a simple explanation of a complex process while encouraging personal responsibility and thoughtful, "green" choices. To help small hands become big heroes, the book includes a list of small ways to make a big difference and cool facts to explain why water's worth it! Give it as a special gift; add it to your home library; make a donation to a school or public library; or use it as a public education tool for facility tours, classroom presentations, and in support of water awareness days and activities such as World Water Day, Earth Day, and World Toilet Day. You Need Water. Water Needs You. From parents, to teachers, to water professionals around the world, this story will help you empower the next generation of water protectors. Hardcover. Why Water's Worth It is available on Amazon in Spanish �Por qu� el agua vale la pena?and French Pourquoi l'eau en vaut la peine.…

Hardback. Condizione: Very Good. This educational picture book is about a little girl with a big story to tell - Why Water's Worth It. With her nose buried in her book, she walks young readers through the world of clean water, how it's managed, and the importance of everyone working together to protect it. Written for 4- to 8 -year-olds but with appeal to readers of all ages, this book uses fun, engaging illustrations and rhyming text to present a simple explanation of a complex process while encouraging personal responsibility and thoughtful, "green" choices. To help small hands become big heroes, the book includes a list of small ways to make a big difference and cool facts to explain why water's worth it! Give it as a special gift; add it to your home library; make a donation to a school or public library; or use it as a public education tool for facility tours, classroom presentations, and in support of water awareness days and activities such as World Water Day, Earth Day, and World Toilet Day. You Need Water. Water Needs You. From parents, to teachers, to water professionals around the world, this story will help you empower the next generation of water protectors. Hardcover. Why Water's Worth It is available on Amazon in Spanish �Por qu� el agua vale la pena?and French Pourquoi l'eau en vaut la peine.…

Paperback. Condizione: New.

Hardback. Condizione: Very Good.

Paperback. Condizione: New.

Hardback. Condizione: Very Good.

Hardback. Condizione: New.

Hardcover. Condizione: new. Hardcover. Despite serious obstacles, access to Information and Communications Technologies (ICTs) such as the Internet is improving in Africa. This book is the first to chronicle and analyze the growth of the Internet in Africa and to especially highlight the role of the education sector in this effort. This unprecedented compilation of scholarly essays provides comprehensive statistics, analysis, and roadmaps for the future of the Internet in African education. Topics covered in the 24 chapters range from digital libraries and country case studies to national information technology policies and e-learning. As a benchmark for e-learning initiatives, AfricaDotEdu answers many critical questions about preparing students to meet twenty-first century challenges. The first to chronicle and analyze the growth of the Internet in Africa--especially the role of the education sector--this compilation of scholarly essays provides comprehensive statistics, analysis, and roadmaps for the future of the Internet in African education. Shipping may be from multiple locations in the US or from the UK, depending on stock availability.…

Hardback. Condizione: Good.

Hardback. Condizione: New. Harrison, Jon (illustratore).

Hardback. Condizione: Good.

Condizione: New. 2003. hardcover. . . . . .

Hardback. Condizione: New. Harrison, Jon (illustratore).

Condizione: New. 2003. hardcover. . . . . . Books ship from the US and Ireland.

Paperback. Condizione: New.

Paperback. Condizione: Good. Wastewater Treatment Fundamentals I: Liquid Treatment covers all aspects of liquid treatment processes and helps operators prepare for the first three levels of certification examinations. In addition to learning the basics of liquid treatment, operators will gain a thorough understanding of critical aspects of biological treatment, nutrient removal, and disinfection. After learning from real-life examples, users can apply the material they learn to situations they encounter in their day-to-day work. Highlights of Wastewater Treatment Fundamentals include: Detailed visuals and infographics Comprehensive math examples Practice questions for each module with lots of variety Accessible language for all levels of operators Easy to read format Peer reviewed This self-study manual aligns with updated Need-to-Know Criteria from the Association of Boards of Certification (ABC) and are based on WEFs extensive existing resource collection, including Operation of Water Resource Recovery Facilities, MOP 11. Table of Contents Chapter 1: Introduction to Wastewater Treatment Chapter 2: Characterization and Sampling of Wastewater Chapter 3: Preliminary Treatment of Wastewater Chapter 4: Primary Treatment of Wastewater Chapter 5: Fundamentals of Biological Treatment Chapter 6: Wastewater Treatment Ponds Chapter 7: Fixed Film Treatment Chapter 8: Activated Sludge Chapter 9: Nutrient Removal Chapter 10: Disinfection.…

Paperback. Condizione: Good. Wastewater Treatment Fundamentals I: Liquid Treatment covers all aspects of liquid treatment processes and helps operators prepare for the first three levels of certification examinations. In addition to learning the basics of liquid treatment, operators will gain a thorough understanding of critical aspects of biological treatment, nutrient removal, and disinfection. After learning from real-life examples, users can apply the material they learn to situations they encounter in their day-to-day work. Highlights of Wastewater Treatment Fundamentals include: Detailed visuals and infographics Comprehensive math examples Practice questions for each module with lots of variety Accessible language for all levels of operators Easy to read format Peer reviewed This self-study manual aligns with updated Need-to-Know Criteria from the Association of Boards of Certification (ABC) and are based on WEFs extensive existing resource collection, including Operation of Water Resource Recovery Facilities, MOP 11. Table of Contents Chapter 1: Introduction to Wastewater Treatment Chapter 2: Characterization and Sampling of Wastewater Chapter 3: Preliminary Treatment of Wastewater Chapter 4: Primary Treatment of Wastewater Chapter 5: Fundamentals of Biological Treatment Chapter 6: Wastewater Treatment Ponds Chapter 7: Fixed Film Treatment Chapter 8: Activated Sludge Chapter 9: Nutrient Removal Chapter 10: Disinfection.…

Hardback. Condizione: New.

Paperback. Condizione: Good. Wastewater Treatment Fundamentals II--Solids Handling and Support Systems covers all aspects of solids handling and support systems and helps operators prepare for the first three levels of certification examinations. In addition to learning the basics of solids handling, operators will gain a thorough understanding of critical aspects of thickening, dewatering, aeration systems and aerobic digesting. After learning from real-life examples, users can apply the material they learn to situations they encounter in their day-to-day work. Robust coverage of Wastewater Treatment Operator exam topics and ABC Need-to-Know Criteria Peer reviewed 1000+ practice questions to test your knowledge at the end of each chapter In-depth chapter summaries to reinforce key concepts Extensive chapter exercises and solution sets to enhance your math skills.…

PAP. Condizione: New. New Book. Shipped from UK. Established seller since 2000.

Paperback. Condizione: Good. Wastewater Treatment Fundamentals II--Solids Handling and Support Systems covers all aspects of solids handling and support systems and helps operators prepare for the first three levels of certification examinations. In addition to learning the basics of solids handling, operators will gain a thorough understanding of critical aspects of thickening, dewatering, aeration systems and aerobic digesting. After learning from real-life examples, users can apply the material they learn to situations they encounter in their day-to-day work. Robust coverage of Wastewater Treatment Operator exam topics and ABC Need-to-Know Criteria Peer reviewed 1000+ practice questions to test your knowledge at the end of each chapter In-depth chapter summaries to reinforce key concepts Extensive chapter exercises and solution sets to enhance your math skills.…

Paperback. Condizione: Good. Through multiple-choice questions, Wastewater Laboratory Analysts' Guide to Preparing for Certification Examination tests at various levels the skills and knowledge required by laboratory analysts working at wastewater treatment plants. The guide contains more than 400 questions and answers, on 19 different topics, chosen to sample many aspects of an analyst's job. Each answer is accompanied by a page-specific reference to direct students to sources of additional information. Detailed solution sets are provided for answers requiring mathematical computation. The guide doubles as a valuable reference tool for laboratory analysts during examination preparation and on a day-to-day basis. Wastewater Laboratory Analysts' Guide to Preparing for Certification Examination includes a list of the formulas used in a wastewater treatment plant laboratory including conversion factors and a detailed list of abbreviations and acronyms, a 220-term glossary, a comprehensive reference list, a table of elements, and tables of approved methods.…

Paperback. Condizione: Good. Through multiple-choice questions, Wastewater Laboratory Analysts' Guide to Preparing for Certification Examination tests at various levels the skills and knowledge required by laboratory analysts working at wastewater treatment plants. The guide contains more than 400 questions and answers, on 19 different topics, chosen to sample many aspects of an analyst's job. Each answer is accompanied by a page-specific reference to direct students to sources of additional information. Detailed solution sets are provided for answers requiring mathematical computation. The guide doubles as a valuable reference tool for laboratory analysts during examination preparation and on a day-to-day basis. Wastewater Laboratory Analysts' Guide to Preparing for Certification Examination includes a list of the formulas used in a wastewater treatment plant laboratory including conversion factors and a detailed list of abbreviations and acronyms, a 220-term glossary, a comprehensive reference list, a table of elements, and tables of approved methods.…

Paperback. Condizione: New.

Paperback. Condizione: new. Paperback. Design for stormwater management systems that meets tomorrow's tough regulatory standards. Design and Construction of Urban Stormwater Management Systems contains the latest in design practices and concepts. Experts in every related discipline take you step-by-step through the design process, from regulatory and legal considerations to modeling techniques and structural principles. Experts in every related discipline take you step-by-step through the design process for stormwater management systems, from regulatory and legal considerations to modeling techniques and structural principles. Shipping may be from multiple locations in the US or from the UK, depending on stock availability.…

Paperback. Condizione: New.

Paperback. Condizione: New.

Paperback. Condizione: Good.

Paperback. Condizione: New.

Paperback. Condizione: New.