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Books > Science & Mathematics > Physics > Applied physics & special topics > Atmospheric physics
The stratified ocean mixes episodically in small patches where energy is dissipated and density smoothed over scales of centimeters. The net effect of these countless events effects the shape of the ocean's thermocline, how heat is transported from the sea surface to the interior, and how dense bottom water is lifted into the global overturning circulation. This book explores the primary factors affecting mixing, beginning with the thermodynamics of seawater, how they vary in the ocean and how they depend on the physical properties of seawater. Turbulence and double diffusion are then discussed, which determines how mixing evolves and the different impacts it has on velocity, temperature, and salinity. It reviews insights from both laboratory studies and numerical modelling, emphasising the assumptions and limitations of these methods. This is an excellent reference for researchers and graduate students working to advance our understanding of mixing, including oceanographers, atmospheric scientists and limnologists.
Authored by world-class scientists and scholars, The Handbook of Natural Resources, Second Edition, is an excellent reference for understanding the consequences of changing natural resources to the degradation of ecological integrity and the sustainability of life. Based on the content of the bestselling and CHOICE-awarded Encyclopedia of Natural Resources, this new edition demonstrates the major challenges that the society is facing for the sustainability of all well-being on the planet Earth. The experience, evidence, methods, and models used in studying natural resources are presented in six stand-alone volumes, arranged along the main systems of land, water, and air. It reviews state-of-the-art knowledge, highlights advances made in different areas, and provides guidance for the appropriate use of remote sensing and geospatial data with field-based measurements in the study of natural resources. Volume 6, Atmosphere and Climate, covers atmospheric pollution and the complexity of atmospheric systems and their interactions with human activity. As an excellent reference for fundamental information on air systems, the handbook includes coverage of acid rain and nitrogen deposition, air pollutants, elevated carbon dioxide, atmospheric circulation patterns, and climate change effects on polar regions and climatology. New in this edition are discussions on aerosols monitoring and mapping, greenhouse gases, the Greenland ice sheet, and mountainous regions. This book presents the key processes, methods, and models used in studying the impact of air pollution on ecosystems worldwide. Written in an easy-to-reference manner, The Handbook of Natural Resources, Second Edition, as individual volumes or as a complete set, is an essential reading for anyone looking for a deeper understanding of the science and management of natural resources. Public and private libraries, educational and research institutions, scientists, scholars, and resource managers will benefit enormously from this set. Individual volumes and chapters can also be used in a wide variety of both graduate and undergraduate courses in environmental science and natural science at different levels and disciplines, such as biology, geography, earth system science, and ecology.
Revised and updated in 2000, Basic Physical Chemistry for the Atmospheric Sciences provides a clear, concise grounding in the basic chemical principles required for studies of atmospheres, oceans, and earth and planetary systems. Undergraduate and graduate students with little formal training in chemistry can work through the chapters and the numerous exercises within this book before accessing the standard texts in the atmospheric chemistry, geochemistry, and the environmental sciences. The book covers the fundamental concepts of chemical equilibria, chemical thermodynamics, chemical kinetics, solution chemistry, acid and base chemistry, oxidation-reduction reactions, and photochemistry. In a companion volume entitled Introduction to Atmospheric Chemistry (2000, Cambridge University Press) Peter Hobbs provides an introduction to atmospheric chemistry itself, including its applications to air pollution, acid rain, the ozone hole, and climate change. Together these two books provide an ideal introduction to atmospheric chemistry for a variety of disciplines.
Fundamentals of Bioaerosols Science: From Physical to Biological Dimensions for Airborne Biological Particles discusses the physical science and biological dimensions of bioaerosols science. Physical scientists are often unfamiliar with biological aspects of bioaerosols science (e.g., molecular biology, PCR, DNA sequencing, and so on), while biologists are often unfamiliar with physical aspects of bioaerosols science (e.g., aerosol science, air sampling, aerodynamic diameter, and so on). This book covers the physical properties of bioaerosols, sampling and monitoring methods, control technologies, and impacts on climate. It is primarily for graduate students, researchers and professors who have non-biology (e.g., physical, chemical, or engineering) backgrounds, such as meteorology, Earth science, atmospheric science, climate science, and more.
The Advanced Research Workshop entitled "Weakly Interacting Molecular Pairs: Unconventional Absorbers of Radiation in the At- sphere" was held in Abbaye de Fontevraud, France, from April 29 to May 3, 2002. The meeting involved 40 researchers from 14 countries. The goal of this meeting was to address a problem that the scienti?c community is aware of for many years. Up now, however, the so- tion for this problem is far from satisfactory. Pair e?ects are called unconventional in the title of this meeting. In speci?c spectral domains and/or geophysical conditions they are recognized to play a dominant role in the absorption/emission properties of the atmosphere. Water vapor continuum absorption is among the most prominent examples. Permanently improving accuracy of both laboratory studies and ?eld observations requires better knowledge of the spectroscopic features - tributable to molecular pairs which may form at equilibrium. The Workshop was targeted both to clarify the pending questions and, as far as feasible, to trace the path to possible answers since the underlying phenomena are yet incompletely understood and since a reliable theory is often not available. On the other hand, the lack of precise laboratory data on bimolecular absorption is often precluding the construction of reliable theoretical models. Ideally, the knowledge accumulated in the course of laboratory studies should correlate with the practical demands from those who are carrying out atmospheric ?eld measurements and space observations.
This book gives an account of the modern view of the global circulation of the atmosphere. It brings the observed nature of the circulation together with theories and simple models of the mechanisms which drive it. Early chapters concentrate on the classical view of the global circulation, on the processes which generate atmospheric motions and on the dynamical constraints which modify them. Later chapters develop more recent themes including low frequency variability and the circulations of other planetary atmospheres. The book will be of interest to advanced students and researchers who wish for an introduction to the subject before engaging with the original scientific literature. The book is copiously illustrated, and includes many results of diagnostic and modelling studies. Each chapter includes a set of problems and bibliographical notes.
The NATO ARW in Irkutsk was an excellent occasion for the coming together of Eastern and Western scientists who are involved in tropospheric science; the workshop has greatly contributed to the scientific and social understanding among the participants from the many different countries. Many new personal contacts were made which will help to strengthen future collaborations. In particular, the Lake Baikal area and the Limnological Institute offer splendid opportunities for environmental research which, in part, is already on going. For most participants it was the first time to see the impressive nature of the Lake Baikal region. Hopefully, there will be a chance for a follow-up event in Siberia where researchers from the East and West can again meet and engage in fruitful scientific dialogue. The book contains extended abstracts of the lectures and the poster presentations presented at the NATO ARW "Global Atmospheric Change and its Impact on Regional Air Quality" Irkutsk, Lake Baikal, Russian Federation, August 21-27, 2001. The ARW was composed of 22 oral presentations by key lecturers and 6 additional shorter oral presentations from participants. In a special poster session the 36 poster contributions were presented and discussed. Unfortunately not all contributors submitted extended abstracts, however, to compensate two contributions have been added from 2 participants who were originally invited but were unable to attend.
The book begins with three introductory chapters that provide some basic physics and explain the principles of physical investigation. The principal material contained in the main part of the book covers the neutral and ionized upper atmosphere, the magnetosphere, and structures, dynamics, disturbances, and irregularities. The concluding chapter deals with technological applications. The account is introductory, at a level suitable for readers with a basic background in engineering or physics. The intent is to present basic concepts, and for that reason, the mathematical treatment is not complex. SI units are given throughout, with helpful notes on cgs units where these are likely to be encountered in the research literature. This book is suitable for advanced undergraduate and graduate students who are taking introductory courses on upper atmospheric, ionospheric, or magnetospheric physics. This is a successor to The Upper Atmosphere and Solar-Terrestrial Relations, published in 1979.
This text is addressed to advanced students in oceanography, meteorology and environmental sciences as well as to professional researchers in these fields. It aims to acquaint them with the state of the art and recent advances in experimental and theoretical investigations of ocean-atmosphere interactions, a rapidly developing field in earth sciences. Particular attention is paid to the scope and perspectives for satellite measurements and mathematical modelling. Current approaches to the construction of coupled ocean-atmosphere models (from the simplest zero-dimensional to the most comprehensive three-dimensional ones) for the solution of key problems in climate theory are discussed in detail. Field measurements and the results of numerical climate simulations are presented and help to explain climate variability arising from various natural and anthropogenic factors.
In this volume a thorough review is given of waves in dusty plasmas, a fascinating new domain combining plasmas and charged dust, two omnipresent ingredients of the Universe. Spokes and braids observed in the rings of Saturn cannot be explained by gravitation alone, but need the presence of charged dust. Other examples abound, as in zodiacal light, noctilucent clouds, comets and molecular clouds. After discussing charging mechanisms, supported by exciting new experiments, and space observations, the book describes extensions of known plasma modes covering the low frequencies typical for charged dust. Mixing detailed theoretical steps with summaries of expert contributions, a systematic multi-species treatment puts the literature in perspective, suitable also for newcomers. Typical complications like fluctuating dust charges, self-gravitational effects, and size distributions are dealt with, before ending with an outlook to future work and open questions. In this way, experts as well as interested newcomers will find a reliable guide, not just a compendium.
Space storms, the manifestation of bad weather in space, have a
number of physical effects in the near-Earth environment:
acceleration of charged particles in space, intensification of
electric currents in space and on the ground, impressive aurora
displays, and global magnetic disturbances on the Earth's surface.
Space weather has been defined as conditions on the Sun and in the
solar wind, magnetosphere, ionosphere, and atmosphere that can
influence the performance and reliability of space- and
ground-based technological systems and can endanger human life'.
The 19 chapters of this book, written by some of the foremost
experts on the topic, present the most recent developments in space
storm physics and related technological issues, such as malfunction
of satellites, communication and navigation systems, and electric
power distribution grids. As recommended in the United Nations Space & Atmospheric Science Education Curriculum booklet. Please find it amongst classics such as T.J.M. Boyd, J.J. Sanderson, J.K. Hargreaves and M.C. Kelly etc.
Atmospheric analysis is the method of transforming the enormous and scattered database of atmospheric observations into the powerful mathematical and physical tools required to meet the growing demand for atmospheric data. Atmospheric Data Analysis is intended to fill a void in the atmospheric science literature and curricula. The book is self contained, and includes topics important in several other fields outside atmospheric observation, including atmospheric dynamics and statistics. It outlines the physical and mathematical basis of all aspects of atmospheric analysis. The emphasis is on the theoretical foundation of the subject and most of the development is analytic, but many practical considerations and examples are introduced. There are numerous exercises at the end of each chapter to aid the student in comprehending the material.
Recent studies have demonstrated a link between ozone changes caused by human activities and changing UV levels at the Earth's surface, as well as a link to climate through changes in radiative forcing and links to changes in chemical composition. This book draws together key scientists who provide state of the art contributions on the variable ozone layer and the interplay of longwave and shortwave radiative interactions which link ozone, the climate and UV issues.
This textbook focuses on the physics and chemistry of the Earth's upper atmosphere, which is bounded at the bottom by a pressure level at which most of the incoming ionizing radiation has been absorbed, and bounded at the top by the level at which the escape of gas becomes important. The plan of the book is to identify the multitude of processes that operate in the upper atmosphere, and to relate them to observed phenomena by detailed mathematical and physical descriptions of the governing processes. Basic information from many disciplines such as radiation physics and chemistry, fluid dynamics, optics, and spectroscopy is skilfully marshalled to give a coherent account of the upper atmosphere. This book is outstanding as an introduction to the primary literature and current problems for students of physics or chemistry. The text is supported by numerous diagrams, bibliography and index.
"[An] approachable exploration of the jet stream ... The reader is rewarded with plenty of juicy little facts ... a good and surprisingly enjoyable trip around a weather phenomenon." - Brian Clegg, Popular Science A number of extreme weather events have struck the Northern Hemisphere in recent years, from scorching heatwaves to desperately cold winters, and from floods and storms to droughts and wildfires. These events have fuelled intense discussions in scientific conferences, government agencies, cafes, and on street corners around the world. Why are these events happening? Is this the emerging signal of climate change, and should we expect more of this? Media reports vary widely, but one mysterious agent has risen to prominence in many cases: the jet stream. The story begins on a windswept beach in Barbados, from where we follow the ascent of a weather balloon that will travel along the jet stream all around the world. From this viewpoint we observe the effect of the jet in influencing human life around the hemisphere, and witness startling changes emerging. What is the jet stream and how well do we understand it? How does it affect our weather and is it changing? These are the main questions tackled in this book. We learn about how our view of the wind has developed from Aristotle's early theories up to today's understanding. We see that the jet is intimately connected with dramatic contrasts between climate zones and has played a key historical role in determining patterns of trade. We learn about the basic physics underlying the jet and how this knowledge is incorporated into computer models which predict both tomorrow's weather and the climate of future decades. And finally, we discuss how climate change is expected to affect the jet, and introduce the vital scientific debate over whether these changes have contributed to recent extreme weather events.
When this book was first published in 1984, the technique of remote sounding was growing rapidly in importance as a means for studying the structure, climate and weather of the atmospheres of the Earth and planets. Measurements from Earth satellites and interplanetary spacecraft proved particularly useful because they allowed good coverage of atmospheric systems in space and time, often with high resolution. This book describes how measurements can be made of the properties of the Earth and planets using this method. It includes descriptions of the scientific principles, technical implementation, mathematical methods for analysing the measurements, a history of measurements that have been made and discussions of the phenomena that have been discovered and studied using remote sounding. The technique is important for meteorology, climatology and an understanding of humankind's impact on the Earth's atmosphere.
Quantum gravity is among the most fascinating problems in physics. It modifies our understanding of time, space and matter. The recent development of the loop approach has allowed us to explore domains ranging from black hole thermodynamics to the early Universe. This book provides readers with a simple introduction to loop quantum gravity, centred on its covariant approach. It focuses on the physical and conceptual aspects of the problem and includes the background material needed to enter this lively domain of research, making it ideal for researchers and graduate students. Topics covered include quanta of space; classical and quantum physics without time; tetrad formalism; Holst action; lattice QCD; Regge calculus; ADM and Ashtekar variables; Ponzano-Regge and Turaev-Viro amplitudes; kinematics and dynamics of 4D Lorentzian quantum gravity; spectrum of area and volume; coherent states; classical limit; matter couplings; graviton propagator; spinfoam cosmology and black hole thermodynamics.
Atmospheric Remote Sensing: Principles and Applications discusses the fundamental principles of atmospheric remote sensing and their applications in different research domains. Furthermore, the book covers the basic concepts of satellite remote sensing of the atmosphere, followed by Ionospheric remote sensing tools like Global Positioning System (GPS) and Very Low Frequency (VLF) wave. Sections emphasize the applications of atmospheric remote study in Ionospheric perturbation, fire detection, aerosol characteristics over land, ocean and Himalayan regions. In addition, the application of atmospheric remote sensing in disaster management like dust storms, cyclones, smoke plume, aerosol-cloud interaction, and their impact on climate change are discussed. This book is a valuable reference for students, researchers and professionals working in atmospheric science, remote sensing, and related disciplines.
Extreme Weather Forecasting reviews current knowledge about extreme weather events, including key elements and less well-known variables to accurately forecast them. The book covers multiple temporal scales as well as components of current weather forecasting systems. Sections cover case studies on successful forecasting as well as the impacts of extreme weather predictability, presenting a comprehensive and model agnostic review of best practices for atmospheric scientists and others who utilize extreme weather forecasts.
Field Measurements for Environmental Remote Sensing: Instrumentation, Intensive Campaigns, and Satellite Applications is an academic synthesis of invaluable in situ measurements and techniques leveraged by the science of environmental remote sensing. Sections cover in situ datasets and observing methods used for satellite remote sending applications and validation, synthesizing the various techniques utilized by well-established application areas under a common paradigm. The book serves as both a textbook for students (upper-level undergraduate to graduate level) and a reference book for practitioners and researchers in the atmospheric, oceanic and remote sensing fields.
The strong and continuing increase in airtraffic, the plans to build supersonicair craftsand hypersonicspace-transportsystems, the developments ofhydrogentech nology, andthe generalconcern onglobalchangeshave raised questionson effects of emissions from air traffic on the environment and especially the atmosphere aboveand shortlybelowthe tropopause. What are the consequences of watervap our emissions on the formation of high clouds and global c1imate?What are the possibleeffectsofemissions on the ozonelayerin the stratosphere and uppertro posphere?Which technological developments can help to reducethe emissions? These questions get increasing attention in the public. Some previous meetings of scientific experts have shown that the topic is of high interest but most questions cannot be answered yet to asufficientdegree. More research is necessaryand the topic requires interdisciplinarycooperation. Moreover, there is a need to document the basic knowledge required to assess possible consequences of increasing and changingtraffic. With respect to possible global changes, airtraffic at cruising alti tude seemsto have the mostimportantinnuence and itbecomes necessaryto con sidertechnological alternatives. The German Aerospace Research Establishment (DLR) has initiated aseries of seminars on fundamental problems ofsciences inwhich DLR is envolved. Previous seminarsconsidered: 1984 NonlinearDynamicsofTranscritical Flows 1985 UncertaintyandControl 1986 Artificial Intelligenceand Man-Machine-Systems 1987 Parallel Computing in Science and Engineering 1988 HydrocarbonOxidation 1989 Optlmizatlon, Methods and Applications, Possibilities andLimitations This bookcontainsten paperswhichhad been preparedfor presentationatthe 1990 DLR-Seminaron AirTrafficand the Environment- Background, Tendencies and Potential Global AtmosphericEffects. At the seminar, an additional paper is to be presented by Dr. Dieter H. Ehhalt."
Future Forests: Adaptation to Climate Change provides background on forests as natural and social systems, the current distribution and dynamics based on major biomes that set the stage for their role of forests in global systems, the nature of climate change organized by biomes, and detailed descriptions of mitigation and adaptation strategies. This book forms presents a foundational summary of the feedback between the effect of climate change on forests and the converse effects of forests on climate, leading to conclusions on how forest management needs to be dictated by climate change. The book will be ideal for readers in the fields of climate change science, forest science and conservation biology, helping them develop a thorough understanding on the broad perspective of climate change on forests, the response of forests to these changes, and other climate-forest interaction potentials.
Instabilities are present in all natural fluids from rivers to atmospheres. This book considers the physical processes that generate instability. Part I describes the normal mode instabilities most important in geophysical applications, including convection, shear instability and baroclinic instability. Classical analytical approaches are covered, while also emphasising numerical methods, mechanisms such as internal wave resonance, and simple `rules of thumb' that permit assessment of instability quickly and intuitively. Part II introduces the cutting edge: nonmodal instabilities, the relationship between instability and turbulence, self-organised criticality, and advanced numerical techniques. Featuring numerous exercises and projects, the book is ideal for advanced students and researchers wishing to understand flow instability and apply it to their own research. It can be used to teach courses in oceanography, atmospheric science, coastal engineering, applied mathematics and environmental science. Exercise solutions and MATLAB (R) examples are provided online. Also available as Open Access on Cambridge Core.
Murry Salby's new book provides an integrated treatment of the processes controlling the Earth-atmosphere system, developed from first principles through a balance of theory and applications. This book builds on Salby's previous book, Fundamentals of Atmospheric Physics. The scope has been expanded into climate, with the presentation streamlined for undergraduates in science, mathematics, and engineering. Advanced material, suitable for graduate students and as a resource for researchers, has been retained but distinguished from the basic development. The book provides a conceptual yet quantitative understanding of the controlling influences, integrated through theory and major applications. It leads readers through a methodical development of the diverse physical processes that shape weather, global energetics, and climate. End-of-chapter problems of varying difficulty develop student knowledge and its quantitative application, supported by answers and detailed solutions online for instructors.
Time-series analysis is used to identify and quantify periodic features in datasets and has many applications across the geosciences, from analysing weather data, to solid-Earth geophysical modelling. This intuitive introduction provides a practical 'how-to' guide to basic Fourier theory, with a particular focus on Earth system applications. The book starts with a discussion of statistical correlation, before introducing Fourier series and building to the fast Fourier transform (FFT) and related periodogram techniques. The theory is illustrated with numerous worked examples using R datasets, from Milankovitch orbital-forcing cycles to tidal harmonics and exoplanet orbital periods. These examples highlight the key concepts and encourage readers to investigate more advanced time-series techniques. The book concludes with a consideration of statistical effect size and significance. This useful book is ideal for graduate students and researchers in the Earth system sciences who are looking for an accessible introduction to time-series analysis. |
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