Signalling in the Anglo Zulu War, 1879
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Country Profile – South Africa
Country profile – South Africa Version 2016 Recommended citation: FAO. 2016. AQUASTAT Country Profile – South Africa. Food and Agriculture Organization of the United Nations (FAO). Rome, Italy The designations employed and the presentation of material in this information product do not imply the expression of any opinion whatsoever on the part of the Food and Agriculture Organization of the United Nations (FAO) concerning the legal or development status of any country, territory, city or area or of its authorities, or concerning the delimitation of its frontiers or boundaries. The mention of specific companies or products of manufacturers, whether or not these have been patented, does not imply that these have been endorsed or recommended by FAO in preference to others of a similar nature that are not mentioned. The views expressed in this information product are those of the author(s) and do not necessarily reflect the views or policies of FAO. FAO encourages the use, reproduction and dissemination of material in this information product. Except where otherwise indicated, material may be copied, downloaded and printed for private study, research and teaching purposes, or for use in non-commercial products or services, provided that appropriate acknowledgement of FAO as the source and copyright holder is given and that FAO’s endorsement of users’ views, products or services is not implied in any way. All requests for translation and adaptation rights, and for resale and other commercial use rights should be made via www.fao.org/contact-us/licencerequest or addressed to [email protected]. FAO information products are available on the FAO website (www.fao.org/ publications) and can be purchased through [email protected]. -
A Classification of the Subtropical Transitional Thicket in the Eastern Cape, Based on Syntaxonomic and Structural Attributes
S. Afr. J. Bot., 1987, 53(5): 329 - 340 329 A classification of the subtropical transitional thicket in the eastern Cape, based on syntaxonomic and structural attributes D.A. Everard Department of Plant Sciences, Rhodes University, Grahamstown, 6140 Republic of South Africa Accepted 11 June 1987 Subtropical transitional thicket, traditionally known as valley bushveld, covers a significant proportion of the eastern Cape. This paper attempts to classify the subtropical transitional thicket into syntaxonomic and structural units and relate it to other thicket types on a continental basis. Twelve sites along a rainfall gradient were sampled for floristic and structural attributes. The floristic data were classified using TWINSPAN. Results indicate that the class subtropical transitional thicket has at least two orders of vegetation, namely kaffrarian thicket and kaffrarian succulent thicket. Two forms of thicket were recognized for both these orders viz. mesic kaffrarian thicket and xeric kaffrarian thicket for the kaffrarian thicket and mesic succulent thicket and xeric succulent thicket for the kaffrarian succulent thicket. Ordination of site data by DECORANA grouped sites according to these vegetation categories and in a sequence along axis 1 to which the rainfall gradient can be clearly related. Variation within the mesic kaffrarian thicket was however greater than between some of the other thicket types, indicating that more data are required before these forms of thicket can be formalized. Composition, endemism, diversity and the environmental controls on the distribution of the thicket types are discussed. 'n Aansienlike gedeelte van die Oos-Kaap word beslaan deur subtropiese oorgangsruigte, wat tradisioneel as valleibosveld bekend is. Hierdie studie is 'n poging om subtropiese oorgangsruigte in sintaksonomiese en strukturele eenhede te klassifiseer en dit op 'n kontinentale basis in verband met ander ruigtetipes te bring. -
HELIOGRAPH DESCRIPTION: the Heliograph Was a Communications Device Used to Transmit Messages Over Long Distances. It Uses a Mi
HELIOGRAPH DESCRIPTION: The heliograph was a communications device used to transmit messages over long distances. It uses a mirror attached to a surveying device to direct a beam of light to a receiving station. Sunlight is used as the light source. Messages could be sent in any direction during daylight hours. If the sun was in front of the sender, the sun’s rays were reflected directly from the sender to the receiving station. If the sun was behind the sender, a secondary mirror was used to reflect the rays toward the receiving station. A keying system was used to generate the flashes required to transmit messages using the Morse Code. The distance that the signals could be seen depended on several variables. A clear line of sight was required and Heliograph at Fort because of the curvature of the earth, the heliograph stations were Bowie Visitor Center located on the highest convenient point. The clarity of the sky and the size of the mirrors were also significant factors. The maximum range was about 10 miles for each inch of mirror diameter. Under normal conditions using the naked eye, a flash could be seen for about 30 miles, much farther using a telescope. The speed at which messages could be sent was dependent on the proficiency of both the sender and the receiver. EARLY HISYORY: A forerunner to the heliograph, the heliotrope, was developed by Professor Carl Friedrich Gauss of the University of Gottingen in Germany. The heliotrope was used to direct a controlled beam of sunlight to a distant station to be used as a survey marker. -
Battle Management Language: History, Employment and NATO Technical Activities
Battle Management Language: History, Employment and NATO Technical Activities Mr. Kevin Galvin Quintec Mountbatten House, Basing View, Basingstoke Hampshire, RG21 4HJ UNITED KINGDOM [email protected] ABSTRACT This paper is one of a coordinated set prepared for a NATO Modelling and Simulation Group Lecture Series in Command and Control – Simulation Interoperability (C2SIM). This paper provides an introduction to the concept and historical use and employment of Battle Management Language as they have developed, and the technical activities that were started to achieve interoperability between digitised command and control and simulation systems. 1.0 INTRODUCTION This paper provides a background to the historical employment and implementation of Battle Management Languages (BML) and the challenges that face the military forces today as they deploy digitised C2 systems and have increasingly used simulation tools to both stimulate the training of commanders and their staffs at all echelons of command. The specific areas covered within this section include the following: • The current problem space. • Historical background to the development and employment of Battle Management Languages (BML) as technology evolved to communicate within military organisations. • The challenges that NATO and nations face in C2SIM interoperation. • Strategy and Policy Statements on interoperability between C2 and simulation systems. • NATO technical activities that have been instigated to examine C2Sim interoperation. 2.0 CURRENT PROBLEM SPACE “Linking sensors, decision makers and weapon systems so that information can be translated into synchronised and overwhelming military effect at optimum tempo” (Lt Gen Sir Robert Fulton, Deputy Chief of Defence Staff, 29th May 2002) Although General Fulton made that statement in 2002 at a time when the concept of network enabled operations was being formulated by the UK and within other nations, the requirement remains extant. -
Volume 10 Number 004 Anglo-Zulu War - I
Volume 10 Number 004 Anglo-Zulu War - I Lead: In the late 1870s faced with a British imperial ultimatum to disband their military system, the Zulu clans of Northeastern South Africa prepared for a war their leader was certain they would lose. Intro.: A Moment in Time with Dan Roberts. Content: The ancient tribal homeland of the Zulu lies north of the Tugela River in the northeastern part of South Africa’s Natal Province. The Zulu are a Bantu-speaking people, part of the Nguni ethnic grouping and were a relatively unimportant clan until the early decades of the 1800s. At that time there came to the throne one of the significant military thinkers in world history. Shaka (Chaka) subdued his family rivals and united the Zulu clans under his leadership. He then began to re- organize the Zulu war apparatus. He modified the traditional tribal weapon, the assegai, creating a new short iron sword designed for close in combat, he shaped his army into regiments, housed them in barracks for most of the year, refused to allow them to wear shoes so as to toughen their feet, thus increasing their speed, and then developed new unified flanking tactics directed by hand signals which when perfected overwhelmed his African enemies and gave the Zulu preeminence in the region. Shaka’s assassination in 1828 by his brothers Dingaan (din gane) and Mpande did not diminish Zulu power they were nearly everywhere triumphant until defeated by the Africaaners at the Battle of Blood River in 1838 and weakened by civil war in 1856. -
British Major-General Charles George Gordon and His Legacies, 1885-1960 Stephanie Laffer
Florida State University Libraries Electronic Theses, Treatises and Dissertations The Graduate School 2010 Gordon's Ghosts: British Major-General Charles George Gordon and His Legacies, 1885-1960 Stephanie Laffer Follow this and additional works at the FSU Digital Library. For more information, please contact [email protected] THE FLORIDA STATE UNIVERSITY COLLEGE OF ARTS AND SCIENCES GORDON‘S GHOSTS: BRITISH MAJOR-GENERAL CHARLES GEORGE GORDON AND HIS LEGACIES, 1885-1960 By STEPHANIE LAFFER A Dissertation submitted to the Department of History in partial fulfillment of the requirements for the degree of Doctor of Philosophy Degree Awarded: Spring Semester, 2010 Copyright © 2010 Stephanie Laffer All Rights Reserve The members of the committee approve the dissertation of Stephanie Laffer defended on February 5, 2010. __________________________________ Charles Upchurch Professor Directing Dissertation __________________________________ Barry Faulk University Representative __________________________________ Max Paul Friedman Committee Member __________________________________ Peter Garretson Committee Member __________________________________ Jonathan Grant Committee Member The Graduate School has verified and approved the above-named committee members. ii For my parents, who always encouraged me… iii ACKNOWLEDGEMENTS This dissertation has been a multi-year project, with research in multiple states and countries. It would not have been possible without the generous assistance of the libraries and archives I visited, in both the United States and the United Kingdom. However, without the support of the history department and Florida State University, I would not have been able to complete the project. My advisor, Charles Upchurch encouraged me to broaden my understanding of the British Empire, which led to my decision to study Charles Gordon. Dr. Upchurch‘s constant urging for me to push my writing and theoretical understanding of imperialism further, led to a much stronger dissertation than I could have ever produced on my own. -
Orme) Wilberforce (Albert) Raymond Blackburn (Alexander Bell
Copyrights sought (Albert) Basil (Orme) Wilberforce (Albert) Raymond Blackburn (Alexander Bell) Filson Young (Alexander) Forbes Hendry (Alexander) Frederick Whyte (Alfred Hubert) Roy Fedden (Alfred) Alistair Cooke (Alfred) Guy Garrod (Alfred) James Hawkey (Archibald) Berkeley Milne (Archibald) David Stirling (Archibald) Havergal Downes-Shaw (Arthur) Berriedale Keith (Arthur) Beverley Baxter (Arthur) Cecil Tyrrell Beck (Arthur) Clive Morrison-Bell (Arthur) Hugh (Elsdale) Molson (Arthur) Mervyn Stockwood (Arthur) Paul Boissier, Harrow Heraldry Committee & Harrow School (Arthur) Trevor Dawson (Arwyn) Lynn Ungoed-Thomas (Basil Arthur) John Peto (Basil) Kingsley Martin (Basil) Kingsley Martin (Basil) Kingsley Martin & New Statesman (Borlasse Elward) Wyndham Childs (Cecil Frederick) Nevil Macready (Cecil George) Graham Hayman (Charles Edward) Howard Vincent (Charles Henry) Collins Baker (Charles) Alexander Harris (Charles) Cyril Clarke (Charles) Edgar Wood (Charles) Edward Troup (Charles) Frederick (Howard) Gough (Charles) Michael Duff (Charles) Philip Fothergill (Charles) Philip Fothergill, Liberal National Organisation, N-E Warwickshire Liberal Association & Rt Hon Charles Albert McCurdy (Charles) Vernon (Oldfield) Bartlett (Charles) Vernon (Oldfield) Bartlett & World Review of Reviews (Claude) Nigel (Byam) Davies (Claude) Nigel (Byam) Davies (Colin) Mark Patrick (Crwfurd) Wilfrid Griffin Eady (Cyril) Berkeley Ormerod (Cyril) Desmond Keeling (Cyril) George Toogood (Cyril) Kenneth Bird (David) Euan Wallace (Davies) Evan Bedford (Denis Duncan) -
Review of Existing Infrastructure in the Orange River Catchment
Study Name: Orange River Integrated Water Resources Management Plan Report Title: Review of Existing Infrastructure in the Orange River Catchment Submitted By: WRP Consulting Engineers, Jeffares and Green, Sechaba Consulting, WCE Pty Ltd, Water Surveys Botswana (Pty) Ltd Authors: A Jeleni, H Mare Date of Issue: November 2007 Distribution: Botswana: DWA: 2 copies (Katai, Setloboko) Lesotho: Commissioner of Water: 2 copies (Ramosoeu, Nthathakane) Namibia: MAWRD: 2 copies (Amakali) South Africa: DWAF: 2 copies (Pyke, van Niekerk) GTZ: 2 copies (Vogel, Mpho) Reports: Review of Existing Infrastructure in the Orange River Catchment Review of Surface Hydrology in the Orange River Catchment Flood Management Evaluation of the Orange River Review of Groundwater Resources in the Orange River Catchment Environmental Considerations Pertaining to the Orange River Summary of Water Requirements from the Orange River Water Quality in the Orange River Demographic and Economic Activity in the four Orange Basin States Current Analytical Methods and Technical Capacity of the four Orange Basin States Institutional Structures in the four Orange Basin States Legislation and Legal Issues Surrounding the Orange River Catchment Summary Report TABLE OF CONTENTS 1 INTRODUCTION ..................................................................................................................... 6 1.1 General ......................................................................................................................... 6 1.2 Objective of the study ................................................................................................ -
Midgard Africa Routing
SOUTHERN AFRICA EXPEDITION SOUTHERN AFRICA LEG 1 Cradle of Humankind to Katse Dam The Cradle of Humankind is a paleoanthropological site about 50 km (31 mi) northwest of Johannesburg, South Africa, in the Gauteng province. Declared a World Heritage site by UNESCO in 1999, the site currently occupies 47,000 hectares (180 sq mi) and contains a complex of limestone caves. The registered name of the site in the list of World Heritage sites is Fossil Hominid Sites of South Africa. It's the world's richest hominin site, home to around 40% of the world's human ancestor fossils. • Expedition Press Launch will be held at the iconic Maropeng Visitor Centre • Bjorn will deliver the Expedition Manifesto • Ron Clark presents the history of human evolution via Little Foot • Crew visits Sterkfontein Caves & archeological sites with Ron Clark. • Viking Longboat will be on display for the day • Press and Public to engage with the crew • Expedition will commence journey to Katse Dam early the next day The Katse Dam is situated on the Malibamatso River in the Kingdom of Lesotho. It is the highest dam in Africa. It is by far the most efficient storage dam in Africa due to its great depth and relatively small surface area, which reduces evaporation. The Dam is also Africa’s closest thing to a Fjord. • Journey will take 2 days to get to Katse Dam Lodge • Viking Longboat will be launched in the Fjord • 4 Days of Flat water trials will take place • In this time rowing and sailing will be fine tuned • Crew training and team building • Highlands Water Project and Local Culture SOUTHERN AFRICA LEG 2 Katse Dam to Mont Aux Sources Mont-aux-Sources is a mountain in Southern Africa, forming one of the highest portions of the Drakensberg Range. -
WATER QUALITY and ABATEMENT of POLLUTION NATAL RIVERS
WATER QUALITY and ABATEMENT of POLLUTION I ID NATAL RIVERS Part Ill THE TUGELA RIVER AND ITS TRIBUTARIES - P.A.J. Brand, B.Sc . (Hons.), P.H. Kemp, B.Sc. , A.R.C.S., D.I.C., W.D. Oliff, M.Sc. and S.J. Pretorius, M.Sc. A research report by the National Institute for Water Research, C S I R and the Town and Regional Planning Commission 1967 WATER QUALITY AND ABATEMENT OF POLLUTION IN NATAL RIVERS PART III THE TUGELA RIVER AND ITS TRIBUTARIES 1. INTRODUCTION The survey of the Tugela river was undertaken by the National Institute for Water Research of the South African Council for Scientific and Industrial Research on behalf of the Natal Town and Regional Planning Commission under the terms of a Rivers Research Fellowship. Studies of the main Tugela r iver were made by Mr. W.D, Oliff as Research Fellow during the period 1953 - 1955. This river was the first river in Natal to be surveyed in this way, the emphasis in this early period being on the hydrobiology of the water. Subsequently various tributaries of the Tugela were studied - the Bushmans river in 1956 - 1957, the Buffalo river in 1959 - 1960, the Mooi river in 1961 and the Sundays river and other streams that drain the Natal coalfields in 1960 - 1963. Various analysts assisted with the chemical work in the early phases of the survey, but subsequently a chemist, Mr. P , H. Kemp, became a permanent member of the Rivers Research Team in Natal and was solely responsible for the analytical work and some of the later river surveys . -
Using Coding to Improve Localization and Backscatter Communication Performance in Low-Power Sensor Networks
Using Coding to Improve Localization and Backscatter Communication Performance in Low-Power Sensor Networks by Itay Cnaan-On Department of Electrical and Computer Engineering Duke University Date: Approved: Jeffrey Krolik, Co-supervisor Robert Calderbank, Co-supervisor Matthew Reynolds Henry Pfister Loren Nolte Dissertation submitted in partial fulfillment of the requirements for the degree of Doctor of Philosophy in the Department of Electrical and Computer Engineering in the Graduate School of Duke University 2016 Abstract Using Coding to Improve Localization and Backscatter Communication Performance in Low-Power Sensor Networks by Itay Cnaan-On Department of Electrical and Computer Engineering Duke University Date: Approved: Jeffrey Krolik, Co-supervisor Robert Calderbank, Co-supervisor Matthew Reynolds Henry Pfister Loren Nolte An abstract of a dissertation submitted in partial fulfillment of the requirements for the degree of Doctor of Philosophy in the Department of Electrical and Computer Engineering in the Graduate School of Duke University 2016 Copyright c 2016 by Itay Cnaan-On All rights reserved except the rights granted by the Creative Commons Attribution-Noncommercial Licence Abstract Backscatter communication is an emerging wireless technology that recently has gained an increase in attention from both academic and industry circles. The key innovation of the technology is the ability of ultra-low power devices to utilize nearby existing radio signals to communicate. As there is no need to generate their own ener- getic radio signal, the devices can benefit from a simple design, are very inexpensive and are extremely energy efficient compared with traditional wireless communica- tion. These benefits have made backscatter communication a desirable candidate for distributed wireless sensor network applications with energy constraints. -
Visible Light Communication (VLC), Application Scenarios and Demonstrations in the Various Are Presented in This Document
March 2008 doc.: IEEE 802.15-<08/0114-02> Project: IEEE P802.15 Working Group for Wireless Personal Area Networks (WPANs) Submission Title: [Visible Light Communication : Tutorial] Date Submitted: [9 March 2008] Source: [(1)Eun Tae Won, Dongjae Shin, D.K. Jung, Y.J. Oh, Taehan Bae, Hyuk-Choon Kwon, Chihong Cho, Jaeseung Son, (2) Dominic O’Brien (3)Tae-Gyu Kang (4) Tom Matsumura] Company [(1)Samsung Electronics Co.,LTD, (2)University of Oxford, (3)ETRI (4) VLCC (28 Members)] Address [(1)Dong Suwon P.O. Box 105, 416 Maetan-3dong, Yeongtong-gu, Suwon-si, Gyeonggi-do, 443-742 Korea, (2) Wellington Square, Oxford, OX1 2JD, United Kingdom, (3) 161 Gajeong-dong, Yuseong-gu, Daejeon, 305-700, Korea] Voice:[(1)82-31-279-5613,(3)82-42-860-5232], FAX: [(1)82-31-279-5130], E-Mail:[(1)[email protected], (2) [email protected], (3)[email protected]] Re: [] Abstract: [The overview of the visible light communication (VLC), application scenarios and demonstrations in the various are presented in this document. The research issues, which should be discussed in the near future, also are presented.] Purpose: [Tutorial to IEEE 802.15] Notice: This document has been prepared to assist the IEEE P802.15. It is offered as a basis for discussion and is not binding on the contributing individual(s) or organization(s). The material in this document is subject to change in form and content after further study. The contributor(s) reserve(s) the right to add, amend or withdraw material contained herein.