From individual grains to desert dunes, from the bottom of the sea to the landscapes of Mars, and from billions of years in the past to the future, this is the extraordinary story of one of nature's humblest, most powerful, and most ubiquitous materials. Told by a geologist with a novelist's sense of language and narrative, Sand examines the science—sand forensics, the physics of granular materials, sedimentology, paleontology and archaeology, planetary exploration—and at the same time explores the rich human context of sand. Interwoven with tales of artists, mathematicians, explorers, and even a vampire, the story of sand is an epic of environmental construction and destruction, an adventure in staggering scales of time and distance, yet a tale that encompasses the ordinary and everyday. Sand, in fact, is all around us—it has made possible our computers, buildings and windows, toothpaste, cosmetics, and paper, and it has played dramatic roles in human history, commerce, and imagination. In this luminous, kinetic, revelatory account, we do indeed find the world in a grain of sand.
Easy-to-grasp techniques for improving the short game About 70 percent of the shots in a round of golf are taken 75 yards from the pin or closer, making the short game the most significant factor in a golfer's score. This practical guide shows readers how to shave strokes off their game by improving their pitching, chipping, bunker play, and putting. Golfers will find expert tips on choosing the right wedges, putters, and balls, as well as illustrated step-by-step instructions on swings used in short-game shots. They'll also find information on how to beat bunkers and other hazards and how to play various lies-in deep rough, from the fairway, uphill, side-hill, and off bare ground. There's also a section on stretches, exercises, and drills to improve techniques, as well as tips on reading greens for accurate putting. Michael Patrick Sheils (Birmingham, MI) is a member of the Golf Writers Association of America. He has written four books, and his articles and columns have appeared in worldwide magazines and newspapers. Michael Kernicki (Miami Beach, FL) has been a PGA member for 27 years and is currently the Head Professional at the historic Indian Creek Country Club in Miami Beach.
Sculpted into graceful contours by countless centuries of wind and water, the Great Sand Dunes sprawl along the eastern fringes of the vast San Luis Valley of south-central Colorado. Covering an area of nearly thirty square miles, they are the tallest aeolian, or wind-produced, dunes in North America, towering 750 feet above the valley floor. With the addition of the enormous Baca Ranch and other adjacent lands, the dunes—originally designated as a National Monument in 1932—attained official National Park status in 2004. In Sea of Sand, Michael M. Geary guides readers on a historical journey through this unique ecosystem, which includes an array of natural and cultural wonders, from the main dunefield and verdant wetlands to the summits of the Sangre de Cristo Mountains. Described by explorer Zebulon Pike as “a sea in a storm” and by frontier photographer William Henry Jackson as “a curious and very singular phase of nature’s freak,” the Great Sand Dunes are a nexus of more than 10,000 years of human history, from Paleolithic big-game hunters to nomadic Native Americans, from Spanish conquistadores and transcontinental explorers to hard-rock miners and modern-day tourists in motor homes. Like these successive waves of visitors, Sea of Sand follows the water, analyzing its critical role in the settlement and development of the region. Geary also describes the profound impact that waves of human use and settlement have had on the land—which ultimately inspired the early grassroots efforts by San Luis Valley citizens to protect the dunes from further exploitation. He examines as well the more recent legislative effort led by an unprecedented coalition of local, state, and federal agencies and organizations, including The Nature Conservancy and the National Park Service, to secure the Great Sand Dunes’ national park designation. Amply illustrated, Sea of Sand is the definitive history of the natural, cultural, and political forces that helped shape this incomparable landscape.
THE UPDATED, AUTHORITATIVE GUIDE TO SPORTS FIELD MANAGEMENT THAT INCLUDES THE LATEST DEVELOPMENTS IN, AND ON, THE FIELD The updated Third Edition of Sports Fields: Design, Construction, and Maintenance is a comprehensive reference for professionals who are responsible for the design, construction, renovation, and maintenance of athletic facilities. This book contains illustrative examples of specific design elements of the most popular sports facilities. This Third Edition contains new chapters on safety, public relations, and professionalism for future sports field managers, as well as fresh drawings and photos that highlight innovative field layout, grading, irrigation, and drainage. All-new case studies review best practices and techniques for sports fields ranging from youth and high school fields to fields that are designed for professional athletes. This text is also an ideal resource for anyone studying for Sports Field Manager Certification (offered by STMA). Features new case studies that include design and management best practices for all levels and types of sports facilities Offers new chapters on safety, public relations, and professionalism for future sports field managers Includes new illustrations and photos of innovative field layout, grading, irrigation, and drainage Contains the most recent information on sand-based field systems and synthetic turf Presents discussions of a range of fields including baseball, softball, football, soccer, lacrosse, field hockey, tennis, and track and field Sports Fields: Design, Construction, and Maintenance, Third Edition is a blueprint for field managers, designers, and builders for successful sports field projects.
No engineering structure can be built on the ground or within it without the influence of geology being experienced by the engineer. Yet geology is an ancillary subject to students of engineering and it is therefore essential that their training is supported by a concise, reliable and usable text on geology and its relationship to engineering. In this book all the fundamental aspects of geology are described and explained, but within the limits thought suitable for engineers. It describes the structure of the earth and the operation of its internal processes, together with the geological processes that shape the earth and produce its rocks and soils. It also details the commonly occurring types of rock and soil, and many types of geological structure and geological maps. Care has been taken to focus on the relationship between geology and geomechanics, so emphasis has been placed on the geological processes that bear directly upon the composition, structure and mechanics of soil and rocks, and on the movement of groundwater. The descriptions of geological processes and their products are used as the basis for explaining why it is important to investigate the ground, and to show how the investigations may be conducted at ground level and underground. Specific instruction is provided on the relationship between geology and many common activities undertaken when engineering in rock and soil.
Create the flawless playing field your team and its fans deserve. This book covers it all, from stadium and field design to fences and drainage to amenities for spectators. In practical, non-technical language, the authors outline the most common problems you?re likely to encounter and provide solutions for each, including special considerations for all major North American climate zones. With contributions from Major League groundskeepers who share their experiences in managing state-of-the-art facilities, this guide is your ticket to a truly gorgeous field.
Exam Board: Edexcel Level: AS/A-level Subject: Geography First Teaching: September 2016 First Exam: June 2017 Endorsed for Edexcel. Trust the leading A level Geography publisher to boost your students' geographical knowledge and skills with a fully updated edition of our bestselling Student's Book; designed to provide the in-depth subject coverage, developmental activities and exam support you need at a time of curriculum change. - Helps students acquire, apply and revise core knowledge using clear explanations of key geographical content and concepts - Progressively builds the geographical and data skills emphasised in the 2016 specification by offering plenty of opportunities to learn and practise relevant skills for each topic - Brings geographical theory to life with a bank of engaging, up-to-date case studies, examples and place contexts - Consolidates topic knowledge and enables students to track their learning with review questions at the end of each chapter - Prepares students for the demands of AS and A level examinations by including numerous exam-style questions, ideal for skills development and rolling revision throughout the course - Makes it easier for you to meet the increased fieldwork requirements, suggesting topic-focused enquiries for both physical and human geography
Our book presents a unique and original viewpoint on natural and engineered systems. The authors' goal is to propose and explain core principles that govern the formation and function of simple and complex systems. Examples are drawn from a broad range of topics from common materials and manufactured structures to the behavior of cells, organisms and socio-economic organizations. We provide a technical discussion of key engineering principles without the use of mathematics so that we may describe for a general audience how the systems of daily life form, operate, and evolve. We use analogy and illustrations to show how the components self-organize and scale to form complex adaptive systems. In this way we hope to understand how those systems come to be, achieve stability, and suddenly transition to new equilibrium states, including the sudden onset of economic recessions, ecosystem collapse, the evolution of species, development of cancer, and other wide-ranging topics. The existential role of component variability in these processes is emphasized.This book targets engineering instructors and undergraduate students curious to explore the grand challenges facing society today so they might build productive and long-lasting careers in science and technology. The six essays can be used to frame classroom discussions on systems from a broad range of disciplines. The essays are designed to appeal to those with a basic science and engineering background as we illustrate many fundamental engineering concepts in our descriptions of system behavior. We also hope our book appeals to curious members of the general public who are interested in understanding foundational ideas.
FROM THE PREFACE Wastewater collection systems are dynamic, not static. There is no single maintenance method, equipment, or technique that works best. Keeping an open mind, trying new techniques and technologies benefits sewer system operators. No two collection systems are alike. Maintenance staffing, skill levels, equipment, budgets, age and complexity of the system make each agency unique. However, collection systems do have many traits and problems in common. Based on inventory and analysis, problems are identified. Defects may then be prioritized, and corrective maintenance operations put into effect. Preventive maintenance techniques can be applied to all collection systems. Preventive maintenance is cost-effective; it strives to prevent problems from occurring rather than reacting to difficult situations and "putting out fires." This book examines problems shared by all agencies: roots, grease, deterioration, hydraulic inefficiencies and structural defects. New solutions to age-old problems are applied: TV inspection and video interpretation, rehabilitation analysis and trenchless technologies. Computerized maintenance management and GIS softwares are discussed. Jetting, line cleaning and exciting developments in nozzle technology are included. Roots and chemical root control foam, wastewater control and grease are major topics as well. Wastewater Collection System Maintenance shares insights drawn from operator experience, trial and error, successes and failures in the field, interviews and years of research and studies. A user-friendly rating and evaluation system is explained and applied to field conditions. Equipment operation and maintenance, and "tricks of the trade" are also discussed. As cities grow, new systems are extended upstream from older sewers. Many of these core drainage basins are now under capacity and in need of capital improvement projects. There are approximately 600,000 miles of sanitary sewers in the country. Nationwide, there exists a huge backlog of sewer pipes that need rehabilitation. Replacement would cost many billions of dollars. Maintenance operators are entrusted with the care and feeding of an aging sewer infrastructure.
A textbook exploring such aspects of matter and energy as heat, electricity, and nuclear chemistry, with suggested activities and review questions at the end of each chapter.
In Dangerous Wonder, Michael Yaconelli invites you to recapture the joy of being a child and apply it to your relationship with God. He encourages you to take Jesus at his word when told his hearers they must become as little children to enter his kingdom.
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