IAG 150 Years

IAG 150 Years

Author: Chris Rizos

Publisher: Springer

Published: 2016-08-08

Total Pages: 751

ISBN-13: 3319308955

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This proceedings contains a selection of peer-reviewed papers presented at the IAG Scientific Assembly, Postdam, Germany, 1-6 September, 2013. The scientific sessions were focussed on the definition, implementation and scientific applications of reference frames; gravity field determination and applications; the observation and assessment of earth hazards. It presents a collection of the contributions on the applications of earth rotations dynamics, on observation systems and services as well as on imaging and positioning techniques and its applications.


Geodesy

Geodesy

Author: Wolfgang Torge

Publisher: Walter de Gruyter GmbH & Co KG

Published: 2023-04-27

Total Pages: 716

ISBN-13: 3110723409

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The fifth edition of this textbook has been completely revised and significantly extended in order to reflect the revolution of geodetic technologies, methods and applications during the last decade. The Global Geodetic Observing System established by the IAG utilizes a variety of techniques to determine the geometric shape of the earth and its kinematics, the variations of earth rotation, and the earth’s gravity field. The societal importance of geodetic products was highlighted by the UN resolution on the Global Geodetic Reference Frame. In this context, both space and terrestrial techniques play a fundamental role. Recent space missions are monitoring climate-relevant processes such as mass transport in the Earth system and sea level changes. The analysis of the time variation of the geodetic products provides the link to neighboring geosciences and contributes to proper modelling of geodynamic processes. New satellite mission concepts and novel technologies such as quantum gravimetry and optical clocks show great potential to further improve the geodetic observing system in the future. The book especially addresses graduate students in the fields of geodesy, geophysics, surveying engineering, geomatics, and space navigation. It should also serve as a reference for geoscientists and engineers facing geodetic problems in their professional work. The book follows the principal directions of geodesy, providing the theoretical background as well as the principles of measurement and evaluation methods, which is enriched with numerous figures. An extensive reference list supports further studies.


Remote Sensing of Precipitation

Remote Sensing of Precipitation

Author: Silas Michaelides

Publisher: MDPI

Published: 2019-07-23

Total Pages: 480

ISBN-13: 3039212850

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Precipitation is a well-recognized pillar in global water and energy balances. An accurate and timely understanding of its characteristics at the global, regional, and local scales is indispensable for a clearer understanding of the mechanisms underlying the Earth’s atmosphere–ocean complex system. Precipitation is one of the elements that is documented to be greatly affected by climate change. In its various forms, precipitation comprises a primary source of freshwater, which is vital for the sustainability of almost all human activities. Its socio-economic significance is fundamental in managing this natural resource effectively, in applications ranging from irrigation to industrial and household usage. Remote sensing of precipitation is pursued through a broad spectrum of continuously enriched and upgraded instrumentation, embracing sensors which can be ground-based (e.g., weather radars), satellite-borne (e.g., passive or active space-borne sensors), underwater (e.g., hydrophones), aerial, or ship-borne.


Remote Sensing by Satellite Gravimetry

Remote Sensing by Satellite Gravimetry

Author: Thomas Gruber

Publisher: MDPI

Published: 2021-01-19

Total Pages: 286

ISBN-13: 3036500081

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Over the last two decades, satellite gravimetry has become a new remote sensing technique that provides a detailed global picture of the physical structure of the Earth. With the CHAMP, GRACE, GOCE and GRACE Follow-On missions, mass distribution and mass transport in the Earth system can be systematically observed and monitored from space. A wide range of Earth science disciplines benefit from these data, enabling improvements in applied models, providing new insights into Earth system processes (e.g., monitoring the global water cycle, ice sheet and glacier melting or sea-level rise) or establishing new operational services. Long time series of mass transport data are needed to disentangle anthropogenic and natural sources of climate change impacts on the Earth system. In order to secure sustained observations on a long-term basis, space agencies and the Earth science community are currently planning future satellite gravimetry mission concepts to enable higher accuracy and better spatial and temporal resolution. This Special Issue provides examples of recent improvements in gravity observation techniques and data processing and analysis, applications in the fields of hydrology, glaciology and solid Earth based on satellite gravimetry data, as well as concepts of future satellite constellations for monitoring mass transport in the Earth system.


Geodetic Heights

Geodetic Heights

Author: Fernando Sansò

Publisher: Springer

Published: 2019-01-30

Total Pages: 146

ISBN-13: 3030104540

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This book provides the necessary background of geometry, mathematics and physical geodesy, useful to a rigorous approach to geodetic heights. The concept of height seems to be intuitive and immediate, but on the contrary it requires a good deal of scientific sharpness in the definition and use. As a matter of fact the geodetic, geographic and engineering practice has introduced many different heights to describe our Earth physical reality in terms of spatial position of points and surfaces. This has urged us to achieve a standard capability of transforming one system into the other. Often this is done in an approximate and clumsy way. This book solves the above practical problems in a rigorous way, showing what degree of approximation is used in approximate formulas. In addition the book gives a sound view on a matter that is presently occupying scientific associations, namely the unification of the global and regional height reference systems. It provides the mathematical background as well as the state of the art of its implementation. It will be particularly useful for professionals and national agencies.


Advanced GNSS Tropospheric Products for Monitoring Severe Weather Events and Climate

Advanced GNSS Tropospheric Products for Monitoring Severe Weather Events and Climate

Author: Jonathan Jones

Publisher: Springer Nature

Published: 2019-09-16

Total Pages: 577

ISBN-13: 3030139018

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The book (COST Action Final report) summarises the proceedings from COST Action ES1206. COST Action ES1206, Advanced GNSS Tropospheric Products for Severe Weather Events and Climate (GNSS4SWEC), was a 4-year project, running from 2013 to 2017, which coordinated new and improved capabilities from concurrent developments in GNSS, meteorological and climate communities. For the first time, the synergy of multi-GNSS constellations was used to develop new, more advanced tropospheric products, exploiting the full potential of multi-GNSS on a wide range of temporal and spatial scales - from real-time products monitoring and forecasting severe weather, to the highest quality post-processed products suitable for climate research. The Action also promoted the use of meteorological data as an input to real-time GNSS positioning, navigation, and timing services and has stimulated knowledge and data transfer throughout Europe and beyond.


Gravity forward modeling with a tesseroid-based Rock-Water-Ice approach – Theory and applications in the context of the GOCE mission and height system unification

Gravity forward modeling with a tesseroid-based Rock-Water-Ice approach – Theory and applications in the context of the GOCE mission and height system unification

Author: Grombein, Thomas

Publisher: KIT Scientific Publishing

Published: 2017

Total Pages: 232

ISBN-13: 3731506556

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Detailed information on the gravitational effect of the Earth's topographic and isostatic masses can be calculated by gravity forward modeling. Within this book, the tesseroid-based Rock-Water-Ice (RWI) approach is developed, which allows a rigorous separate modeling of the Earth's rock, water, and ice masses with variable density values. Besides a discussion and evaluation of the RWI approach, applications in the context of the GOCE satellite mission and height system unification are presented.


Oceanography of the Mediterranean Sea

Oceanography of the Mediterranean Sea

Author: Katrin Schroeder

Publisher: Elsevier

Published: 2022-10-16

Total Pages: 586

ISBN-13: 0128236930

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Oceanography of the Mediterranean Sea: An Introductory Guide provides a comprehensive but concise introduction to the physical oceanography of one of the most fascinating marginal seas, the Mediterranean Sea. The book is primarily focused on the state-of-the-art understanding of the physical functioning of the Mediterranean Sea, while embracing the fundamentals of associated geological and chemical processes. Written by multiple scientists active over many years in the Mediterranean marine community, the book provides a broad overview on the information needed to get a robust background on the physical oceanography of the Mediterranean Sea for students in oceanography, climate science, marine geology and chemistry or scientists unfamiliar with the region. - Provides a comprehensive but concise introduction to the physical oceanography of the Mediterranean Sea - Presents the existing links between climate, ocean, biogeochemical cycles and geological evolution at the Mediterranean scale - Presents clear examples of the Mediterranean region, as well as comparisons with other regions globally


China Satellite Navigation Conference (CSNC) 2019 Proceedings

China Satellite Navigation Conference (CSNC) 2019 Proceedings

Author: Jiadong Sun

Publisher: Springer

Published: 2019-05-03

Total Pages: 689

ISBN-13: 9811377596

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China Satellite Navigation Conference (CSNC) 2019 Proceedings presents selected research papers from CSNC2019 held during 22nd-25th May in Beijing, China. These papers discuss the technologies and applications of the Global Navigation Satellite System (GNSS), and the latest progress made in the China BeiDou System (BDS) especially. They are divided into 12 topics to match the corresponding sessions in CSNC2019, which broadly covered key topics in GNSS. Readers can learn about the BDS and keep abreast of the latest advances in GNSS techniques and applications.


China Satellite Navigation Conference (CSNC) 2018 Proceedings

China Satellite Navigation Conference (CSNC) 2018 Proceedings

Author: Jiadong Sun

Publisher: Springer

Published: 2018-05-03

Total Pages: 799

ISBN-13: 9811300143

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These proceedings present selected research papers from CSNC 2018, held during 23rd-25th May in Harbin, China. The theme of CSNC 2018 is Location, Time of Augmentation. These papers discuss the technologies and applications of the Global Navigation Satellite System (GNSS), and the latest progress made in the China BeiDou System (BDS) especially. They are divided into 12 topics to match the corresponding sessions in CSNC 2018, which broadly covered key topics in GNSS. Readers can learn about the BDS and keep abreast of the latest advances in GNSS techniques and applications.