This book provides a comprehensive presentation of Earth’s energy flows and their consequences for the climate. The Earth’s climate as well as planetary climates in general, are broadly controlled by three fundamental parameters: the solar irradiance, the planetary albedo and the planetary emissivity. Space measurements indicate that these three quantities are remarkably stable. A minor decrease in planetary emissivity is consistent with theoretical calculations. This is due to the ongoing increase of atmospheric greenhouse gases making the atmosphere more opaque to long wave terrestrial radiation. As a consequence radiation processes are slightly out of balance as less heat is leaving the Earth in the form of thermal radiation than the incoming amount of heat from the sun. Present space-based systems cannot yet satisfactorily measure this imbalance, but the effect can be inferred from the measurements of the increase of heat in the oceans. Minor amounts of heat are also used to melt ice and to warm the atmosphere and the surface of the Earth. The book brings to fore the complexity of feedback processes of the Earth’s climate system and in particular the way clouds and aerosols affect the energy balance both directly and indirectly through feed-back loops driven by the dynamics of atmospheric, ocean and land surface processes. The book highlights recent scientific progress as well as remaining challenges. Previously published in Surveys in Geophysics, Volume 33, Nos. 3-4, 2012

This book provides a comprehensive presentation of Earth’s energy flows and their consequences for the climate. The Earth’s climate as well as planetary climates in general, are broadly controlled by three fundamental parameters: the solar irradiance, the planetary albedo and the planetary emissivity. Space measurements indicate that these three quantities are remarkably stable. A minor decrease in planetary emissivity is consistent with theoretical calculations. This is due to the ongoing increase of atmospheric greenhouse gases making the atmosphere more opaque to long wave terrestrial radiation. As a consequence radiation processes are slightly out of balance as less heat is leaving the Earth in the form of thermal radiation than the incoming amount of heat from the sun. Present space-based systems cannot yet satisfactorily measure this imbalance, but the effect can be inferred from the measurements of the increase of heat in the oceans. Minor amounts of heat are also used to melt ice and to warm the atmosphere and the surface of the Earth. The book brings to fore the complexity of feedback processes of the Earth’s climate system and in particular the way clouds and aerosols affect the energy balance both directly and indirectly through feed-back loops driven by the dynamics of atmospheric, ocean and land surface processes. The book highlights recent scientific progress as well as remaining challenges. Previously published in Surveys in Geophysics, Volume 33, Nos. 3-4, 2012

This book starts by discussing the global flows of energy and materials and changes caused by human activities. It then examines the limitations of anthropogenic energy and material flows and the consequences for the development of human society. Different scenarios for lifestyle patterns are correlated with the future development of the global energy supply and climate. As it provides a process engineering approach to the Earth system and global development, readers should have a basic understanding of mathematics, physics, chemistry and biology. This second edition also reflects new developments since the original publication: increases in anthropogenic energy and material flows due to significant economic growth in certain parts of the world, and recent changes in energy policy and technological development countries, such as Germany (the Energiewende, or transition to renewable energy sources), where goals have been defined and measures initiated for a future energy supply without fossil and nuclear sources. As such, it offers a valuable resource for undergraduate and graduate students as well as practicing experts alike.

This e-book is a compilation of papers presented at the 7th International Conference and Exhibition on Sustainable Energy and Advanced Materials (ICE-SEAM 2021) - Virtual Platform, Malaysia on 23 November 2021. This special edition of proceedings has 17 selected papers that focus on IR4.0, including 3D printing and advanced materials, and how it might impact energy systems in numerous ways for sustainable development, especially during the pandemic COVID19.

Published by the American Geophysical Union as part of the Geophysical Monograph Series, Volume 104. The International Solar-Terrestrial Program (ISTP) was conceived by the space agencies of numerous countries as a coordinated effort to determine the global flow of mass, energy and momentum through the solar-terrestrial system. The physical region of interest extends from the Sun through the solar wind, to the terrestrial magnetosphere, down to the ionosphere, with the principal focus on the magnetosphere and its coupling with the solar wind and ionosphere. With the launch of NASA's POLAR spacecraft in February 1996, the major elements of the ISTP program were in place. This volume is one of the very first compendiums of both new observations and new modeling results either directly or indirectly deriving from this major ISTP undertaking.