South African Weather and Atmospheric Phenomena

South African Weather and Atmospheric Phenomena PDF Author: Dries Van Zyl
Publisher: Spotlight Poets
ISBN:
Category : Nature
Languages : en
Pages : 164

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Book Description
Why is the sky blue? What is the life cycle of a lightning bolt? Where is the end of the rainbow?

South African Weather and Atmospheric Phenomena

South African Weather and Atmospheric Phenomena PDF Author: Dries Van Zyl
Publisher: Spotlight Poets
ISBN:
Category : Nature
Languages : en
Pages : 164

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Book Description
Why is the sky blue? What is the life cycle of a lightning bolt? Where is the end of the rainbow?

Microphysics of Atmospheric Phenomena

Microphysics of Atmospheric Phenomena PDF Author: Boris M. Smirnov
Publisher: Springer
ISBN: 3319308130
Category : Science
Languages : en
Pages : 269

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Book Description
This book investigates elementary processes in the Earth’s atmosphere involving photons, electrons, ions, radicals, and aerosols. It is based on global atmospheric models such as the standard atmospheric model with averaged atmospheric parameters across the globe and over time, the Earth’s energetic balance, and the global electric circuit that allows to analyze fundamental atmospheric properties to be analyzed. Rate constants of elementary processes in the Earth’s atmosphere, together with measured atmospheric parameters and existing concepts of atmospheric phenomena, are used in the analysis of global and local atmospheric processes. Atmospheric photoprocesses result from the interaction of solar radiation with the atmosphere and processes involving ions, oxygen atoms, excited atomic particles and ozone molecules. Atmospheric electricity as a secondary phenomenon to atmospheric water circulation results in a chain of processes that begins with collisions of water aerosols in different aggregate states. Cosmic rays are of importance for atmospheric electricity, as they create positive and negative ions in the air. Air breakdown in an electric field of clouds in the form of lightning may develop under the influence of cosmic ray-created seed electrons, which are necessary for electron multiplication in ionization wave-streamers. The upper atmosphere (ionosphere) is formed under solar radiation in a vacuum ultraviolet spectrum, and absorption of this radiation leads to air photoionization. The greenhouse effect is determined by atmospheric water, whereas transitions between a water vapor and aerosols may lead to a change in atmospheric optical depth. Carbon dioxide contributes in small portions to the atmospheric greenhouse effect. Cosmic rays are of importance for atmospheric discharge, the origin of lightning and cloud formation in the first stage of aerosol growth. This book provides a qualitative description of atmospheric properties and phenomena based on elementary processes and simple models.

The National Agricultural Directory 2011

The National Agricultural Directory 2011 PDF Author:
Publisher: RainbowSA
ISBN: 0620465204
Category : Agricultural industries
Languages : en
Pages : 676

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Book Description


South African Journal of Science

South African Journal of Science PDF Author:
Publisher:
ISBN:
Category : Science
Languages : en
Pages : 440

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Book Description


The Geography of South Africa

The Geography of South Africa PDF Author: Jasper Knight
Publisher: Springer
ISBN: 3319949748
Category : Science
Languages : en
Pages : 317

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Book Description
This edited collection examines contemporary directions in geographical research on South Africa. It encompasses a cross section of selected themes of critical importance not only to the discipline of Geography in South Africa, but also of relevance to other areas of the Global South. All chapters are original contributions, providing a state of the art research baseline on key themes in physical, human and environmental geography, and in understanding the changing geographical landscapes of modern South Africa. These contributions set the scene for an understanding of the relationships between modern South Africa and the wider contemporary world, including issues of sustainable development and growth in the Global South.

South Africa

South Africa PDF Author: Janice Hamilton
Publisher: Lerner Books [UK]
ISBN: 1580134513
Category : History
Languages : en
Pages : 84

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Book Description
The 'Visual Geography series' explores the government and history, economy, people, geography and cultural life of different countries around the world. Pedagogical features of the books include: glossaries, further resources and links to the series website.

Sasol First Field Guide to Weather in Southern Africa

Sasol First Field Guide to Weather in Southern Africa PDF Author: John Earle
Publisher:
ISBN:
Category : History
Languages : en
Pages : 68

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Book Description
Sasol first field guide to weather in Southern Africa provides an insight into the complex processes that lie behind an all too familiar aspect of our lives u the weather.

The Weather and Climate of Southern Africa

The Weather and Climate of Southern Africa PDF Author: P. D. Tyson
Publisher: Oxford University Press, USA
ISBN:
Category : Nature
Languages : en
Pages : 420

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Book Description
The Weather and Climate of Southern Africa, the second edition of The Atmosphere and Weather of Southern Africa, further consolidates and expands Tyson and Preston-Whyte's in-depth textbook on the meteorology of southern Africa. It offers an introduction to the structure of the atmosphere, and detailed, well-illustrated discussions on the physics of meteorology, measurement, weather systems, ocean-atmosphere interactions, pollution, climactic change, and forecasting. With a new emphasis on the growing field of climatology, this book is especially pertinent to environmental studies in and on the developing countries of southern Africa, and the relationship of the subcontinent to global weather and climatic changes.

Developments in Soil Salinity Assessment and Reclamation

Developments in Soil Salinity Assessment and Reclamation PDF Author: Shabbir A. Shahid
Publisher: Springer Science & Business Media
ISBN: 9400756844
Category : Nature
Languages : en
Pages : 827

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Book Description
The papers assembled here cover topics such as technological advances in soil salinity mapping and monitoring, management and reclamation of salt-affected soils, use of marginal quality water for crop production, salt-tolerance mechanisms in plants, biosaline agriculture and agroforestry, microbiological interventions for marginal soils, opportunities and challenges in using marginal waters, and soil and water management in irrigated agriculture.

Meteorology of the Southern Hemisphere

Meteorology of the Southern Hemisphere PDF Author: David Karoly
Publisher: Springer
ISBN: 1935704109
Category : Science
Languages : en
Pages : 413

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Book Description
This book looks at the circulation features of the Southern Hemisphere, both for the atmosphere and oceans. It includes observational techniques based on satellites, anchored and drifting buoys, and the research carried out at research stations in the Southern Hemisphere. The book was originally published in 1972 by the American Meteorological Society. It has been revised and updated in 1999, following the expansion of research bases and the development of research in the region at the time.