2017 Vietnam Post-Typhoon Damrey Rapid Damage and Needs Assessment Ii 2017 VIETNAM POST-TYPHOON DAMREY RAPID DAMAGE and NEEDS ASSESSMENT
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(1I?I - 1Iii ): the >TRATEQ10 S1GNJF8QANQE ©F Om Muu BAY TH[ and Mm
UNIVERSITY COLLEGE UNIVERSITY OF NEW SOUTH WALES AUSTRALIAN DEFENCE FORCE ACADEMY BAMU BAY REVISITED (1i?i - 1iii ): THE >TRATEQ10 S1GNJF8QANQE ©F Om mUU BAY TH[ AND mm. BY CAPTAIN JUAN A. DE LEON PN (GSC) NOVEMBER 1989 A SUB-THESIS SUBMITTED IN PARTIAL FULFILLMENT OF THE REQUIREMENTS FOR THE DEGREE OF MASTER OF DEFENCE STUDIES II PREFACF AND ACKNOWLEDGMENT Southeast Asia is a region fast becoming the center stage of the 21st Century. One historian said that "the Mediterranean is the past, Europe is the present and the Asia-Pacific Region is the future." The future is now! This sub-thesis deals with contemporary issues now determining the future of the region going into the year 2000. Soviet attention was refocused on the Asia-Pacific region after Soviet General Secretary Mikhail Gorbachev made his historic speech at Vladivostock on 28 July 1986. Since then developments have gone on at a pace faster than expected. The Soviets have withdrawn from Afghanistan. Then in September 1988, Gorbachev spelled out in detail his Vladivostock initiative through his Krasnoyarsk speech and called on major powers, the US, China and Japan, to respond to his peace offensives. He has offered to give up the Soviet presence in Cam Ranh if the US did likewise at Subic and Clark in the Philippines. To some it may appear attractive, while others consider that it is like trading "a pawn for a queen". This sub-thesis completes my ten-month stay in a very progressive country, Australia. I was fortunate enough having been given the chance to undertake a Master of Defence Studies Course (MDef Studies) at the University College, University of New South Wales, Australian Defence Force Academy upon the invitation of the Australian Government. -
4. the TROPICS—HJ Diamond and CJ Schreck, Eds
4. THE TROPICS—H. J. Diamond and C. J. Schreck, Eds. Pacific, South Indian, and Australian basins were a. Overview—H. J. Diamond and C. J. Schreck all particularly quiet, each having about half their The Tropics in 2017 were dominated by neutral median ACE. El Niño–Southern Oscillation (ENSO) condi- Three tropical cyclones (TCs) reached the Saffir– tions during most of the year, with the onset of Simpson scale category 5 intensity level—two in the La Niña conditions occurring during boreal autumn. North Atlantic and one in the western North Pacific Although the year began ENSO-neutral, it initially basins. This number was less than half of the eight featured cooler-than-average sea surface tempera- category 5 storms recorded in 2015 (Diamond and tures (SSTs) in the central and east-central equatorial Schreck 2016), and was one fewer than the four re- Pacific, along with lingering La Niña impacts in the corded in 2016 (Diamond and Schreck 2017). atmospheric circulation. These conditions followed The editors of this chapter would like to insert two the abrupt end of a weak and short-lived La Niña personal notes recognizing the passing of two giants during 2016, which lasted from the July–September in the field of tropical meteorology. season until late December. Charles J. Neumann passed away on 14 November Equatorial Pacific SST anomalies warmed con- 2017, at the age of 92. Upon graduation from MIT siderably during the first several months of 2017 in 1946, Charlie volunteered as a weather officer in and by late boreal spring and early summer, the the Navy’s first airborne typhoon reconnaissance anomalies were just shy of reaching El Niño thresh- unit in the Pacific. -
Tropical Cyclone Intensity Estimation Using Multi-Dimensional Convolutional Neural Networks from Geostationary Satellite Data
remote sensing Article Tropical Cyclone Intensity Estimation Using Multi-Dimensional Convolutional Neural Networks from Geostationary Satellite Data Juhyun Lee 1, Jungho Im 1,* , Dong-Hyun Cha 1, Haemi Park 2 and Seongmun Sim 1 1 School of Urban & Environmental Engineering in Ulsan National Institute of Science and Technology, Ulsan 44919, Korea; [email protected] (J.L.); [email protected] (D.-H.C.); [email protected] (S.S.) 2 Institute of Industrial Science in the University of Tokyo, A building, 4 Chome-6-1 Komaba, Meguro City, Tokyo 153-8505, Japan; [email protected] * Correspondence: [email protected]; Tel.: +82-52-217-2824 Received: 25 November 2019; Accepted: 25 December 2019; Published: 28 December 2019 Abstract: For a long time, researchers have tried to find a way to analyze tropical cyclone (TC) intensity in real-time. Since there is no standardized method for estimating TC intensity and the most widely used method is a manual algorithm using satellite-based cloud images, there is a bias that varies depending on the TC center and shape. In this study, we adopted convolutional neural networks (CNNs) which are part of a state-of-art approach that analyzes image patterns to estimate TC intensity by mimicking human cloud pattern recognition. Both two dimensional-CNN (2D-CNN) and three-dimensional-CNN (3D-CNN) were used to analyze the relationship between multi-spectral geostationary satellite images and TC intensity. Our best-optimized model produced a root mean squared error (RMSE) of 8.32 kts, resulting in better performance (~35%) than the existing model using the CNN-based approach with a single channel image. -
Survey on Socio-Economic Development Strategy for the South-Central Coastal Area in Vietnam
Survey on Socio-Economic Development Strategy for the South-Central Coastal Area in Vietnam Final Report October 2012 JAPAN INTERNATIONAL COOPERATION AGENCY(JICA) Nippon Koei Co., Ltd. KRI International Corp. 1R Pacet Corp. JR 12-065 Dak Lak NR-26 Khanh Hoa PR-2 PR-723 NR-1 NR-27 NR-27 NR-27B Lam Dong NR-27 Ninh Thuan NR-20 NR-28 NR-1 NR-55 Binh Thuan Legend Capital City City NR-1 Railway(North-South Railway) National Road(NR・・・) NR-55 Provincial Road(PR・・・) 02550 75 100Km Study Area(Three Provinces) Location Map of the Study Area Survey on Socio-Economic Development Strategy for the South-Central Coastal Area in Vietnam Survey on Socio-Economic Development Strategy for the South-Central Coastal Area in Vietnam Final Report Table of Contents Page CHAPTER 1 OBJECTIVE AND STUY AREA .............................................................. 1-1 1.1 Objectives of the Study ..................................................................................... 1-1 1.2 Study Schedule ................................................................................................. 1-1 1.3 Focus of Regional Strategy Preparation ........................................................... 1-2 CHAPTER 2 GENERAL CHARACTERISTICS OF THE STUDY AREA .................. 2-1 2.1 Study Area ......................................................................................................... 2-1 2.2 Outline of the Study Area ................................................................................. 2-2 2.3 Characteristics of Ninh Thuan Province -
Appendix 8: Damages Caused by Natural Disasters
Building Disaster and Climate Resilient Cities in ASEAN Draft Finnal Report APPENDIX 8: DAMAGES CAUSED BY NATURAL DISASTERS A8.1 Flood & Typhoon Table A8.1.1 Record of Flood & Typhoon (Cambodia) Place Date Damage Cambodia Flood Aug 1999 The flash floods, triggered by torrential rains during the first week of August, caused significant damage in the provinces of Sihanoukville, Koh Kong and Kam Pot. As of 10 August, four people were killed, some 8,000 people were left homeless, and 200 meters of railroads were washed away. More than 12,000 hectares of rice paddies were flooded in Kam Pot province alone. Floods Nov 1999 Continued torrential rains during October and early November caused flash floods and affected five southern provinces: Takeo, Kandal, Kampong Speu, Phnom Penh Municipality and Pursat. The report indicates that the floods affected 21,334 families and around 9,900 ha of rice field. IFRC's situation report dated 9 November stated that 3,561 houses are damaged/destroyed. So far, there has been no report of casualties. Flood Aug 2000 The second floods has caused serious damages on provinces in the North, the East and the South, especially in Takeo Province. Three provinces along Mekong River (Stung Treng, Kratie and Kompong Cham) and Municipality of Phnom Penh have declared the state of emergency. 121,000 families have been affected, more than 170 people were killed, and some $10 million in rice crops has been destroyed. Immediate needs include food, shelter, and the repair or replacement of homes, household items, and sanitation facilities as water levels in the Delta continue to fall. -
Chapter 7 Hydrogeology
CHAPTER 7 HYDROGEOLOGY The Study on Groundwater Development in the Rural Provinces of the Southern Coastal Zone in the Socialist Republic of Vietnam Final Report - Supporting - Chapter 7 Hydrogeology CHAPTER 7 HYDROGEOLOGY 7.1 Hydro-geological Survey 7.1.1 Purpose of Survey The hydrogeological survey was conducted to know the geomorphology, the hydrogeology and the distribution and quantities of surface water (rivers, pond, swamps, springs etc.) in the targeted 24 communes. 7.1.2 Survey Method The Study Team conducted the survey systematically with following procedure. a) Before visiting each target commune, the Study Team roughly grasp the hydrogeological images (natural condition, geomorphology, geology, resource of water supply facilities, water quality of groundwater and surface water) of the Study Area using the result of review, analysis of the existing data and the remote sensing analysis. b) Interview on the distribution of main surface water (the location and quantity), main water resources in the 24 target communes. c) Verification of the interview results in the site and acquisition of the location data using handy GPS and simple water quality test equipments. 7.1.3 The Survey Result The field survey conducted from 25 June 2007 to 26 July 2007. Phu Yen, Khanh Hoa and Nin Thuan provinces were in dry season, and Binh Thuan was in rainy season. The each survey result was shown in data sheets with tabular forms for identified surface waters (refer to annex). The results are summarized to from Table 7.1.1 to Table 7.1.24 by every target commune. The main outputs of the survey result are as follows: a. -
Research Article Application of Buoy Observations in Determining Characteristics of Several Typhoons Passing the East China Sea in August 2012
Hindawi Publishing Corporation Advances in Meteorology Volume 2013, Article ID 357497, 6 pages http://dx.doi.org/10.1155/2013/357497 Research Article Application of Buoy Observations in Determining Characteristics of Several Typhoons Passing the East China Sea in August 2012 Ningli Huang,1 Zheqing Fang,2 and Fei Liu1 1 Shanghai Marine Meteorological Center, Shanghai, China 2 Department of Atmospheric Science, Nanjing University, Nanjing, China Correspondence should be addressed to Zheqing Fang; [email protected] Received 27 February 2013; Revised 5 May 2013; Accepted 21 May 2013 Academic Editor: Lian Xie Copyright © 2013 Ningli Huang et al. This is an open access article distributed under the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited. The buoy observation network in the East China Sea is used to assist the determination of the characteristics of tropical cyclone structure in August 2012. When super typhoon “Haikui” made landfall in northern Zhejiang province, it passed over three buoys, the East China Sea Buoy, the Sea Reef Buoy, and the Channel Buoy, which were located within the radii of the 13.9 m/s winds, 24.5 m/s winds, and 24.5 m/s winds, respectively. These buoy observations verified the accuracy of typhoon intensity determined by China Meteorological Administration (CMA). The East China Sea Buoy had closely observed typhoons “Bolaven” and “Tembin,” which provided real-time guidance for forecasters to better understand the typhoon structure and were also used to quantify the air-sea interface heat exchange during the passage of the storm. -
二零一七熱帶氣旋tropical Cyclones in 2017
176 第四節 熱帶氣旋統計表 表4.1是二零一七年在北太平洋西部及南海區域(即由赤道至北緯45度、東 經 100度至180 度所包括的範圍)的熱帶氣旋一覽。表內所列出的日期只說明某熱帶氣旋在上述範圍內 出現的時間,因而不一定包括整個風暴過程。這個限制對表內其他元素亦同樣適用。 表4.2是天文台在二零一七年為船舶發出的熱帶氣旋警告的次數、時段、首個及末個警告 發出的時間。當有熱帶氣旋位於香港責任範圍內時(即由北緯10至30度、東經105至125 度所包括的範圍),天文台會發出這些警告。表內使用的時間為協調世界時。 表4.3是二零一七年熱帶氣旋警告信號發出的次數及其時段的摘要。表內亦提供每次熱帶 氣旋警告信號生效的時間和發出警報的次數。表內使用的時間為香港時間。 表4.4是一九五六至二零一七年間熱帶氣旋警告信號發出的次數及其時段的摘要。 表4.5是一九五六至二零一七年間每年位於香港責任範圍內以及每年引致天文台需要發 出熱帶氣旋警告信號的熱帶氣旋總數。 表4.6是一九五六至二零一七年間天文台發出各種熱帶氣旋警告信號的最長、最短及平均 時段。 表4.7是二零一七年當熱帶氣旋影響香港時本港的氣象觀測摘要。資料包括熱帶氣旋最接 近香港時的位置及時間和當時估計熱帶氣旋中心附近的最低氣壓、京士柏、香港國際機 場及橫瀾島錄得的最高風速、香港天文台錄得的最低平均海平面氣壓以及香港各潮汐測 量站錄得的最大風暴潮(即實際水位高出潮汐表中預計的部分,單位為米)。 表4.8.1是二零一七年位於香港600公里範圍內的熱帶氣旋及其為香港所帶來的雨量。 表4.8.2是一八八四至一九三九年以及一九四七至二零一七年十個為香港帶來最多雨量 的熱帶氣旋和有關的雨量資料。 表4.9是自一九四六年至二零一七年間,天文台發出十號颶風信號時所錄得的氣象資料, 包括熱帶氣旋吹襲香港時的最近距離及方位、天文台錄得的最低平均海平面氣壓、香港 各站錄得的最高60分鐘平均風速和最高陣風。 表4.10是二零一七年熱帶氣旋在香港所造成的損失。資料參考了各政府部門和公共事業 機構所提供的報告及本地報章的報導。 表4.11是一九六零至二零一七年間熱帶氣旋在香港所造成的人命傷亡及破壞。資料參考 了各政府部門和公共事業機構所提供的報告及本地報章的報導。 表4.12是二零一七年天文台發出的熱帶氣旋路徑預測驗証。 177 Section 4 TROPICAL CYCLONE STATISTICS AND TABLES TABLE 4.1 is a list of tropical cyclones in 2017 in the western North Pacific and the South China Sea (i.e. the area bounded by the Equator, 45°N, 100°E and 180°). The dates cited are the residence times of each tropical cyclone within the above‐mentioned region and as such might not cover the full life‐ span. This limitation applies to all other elements in the table. TABLE 4.2 gives the number of tropical cyclone warnings for shipping issued by the Hong Kong Observatory in 2017, the durations of these warnings and the times of issue of the first and last warnings for all tropical cyclones in Hong Kong's area of responsibility (i.e. the area bounded by 10°N, 30°N, 105°E and 125°E). Times are given in hours and minutes in UTC. TABLE 4.3 presents a summary of the occasions/durations of the issuing of tropical cyclone warning signals in 2017. The sequence of the signals displayed and the number of tropical cyclone warning bulletins issued for each tropical cyclone are also given. -
The Contribution of Forerunner to Storm Surges Along the Vietnam Coast
Journal of Marine Science and Engineering Article The Contribution of Forerunner to Storm Surges along the Vietnam Coast Tam Thi Trinh 1,2,*, Charitha Pattiaratchi 2 and Toan Bui 2,3 1 Vietnam National Centre for Hydro-Meteorological Forecasting, No. 8 Phao Dai Lang Street, Lang Thuong Commune, Dong Da District, Hanoi 11512, Vietnam 2 Oceans Graduate School and the UWA Oceans Institute, The University of Western Australia, 35 Stirling Highway, Perth WA 6009, Australia; [email protected] (C.P.); [email protected] (T.B.) 3 Faculty of Marine Sciences, Hanoi University of Natural Resource and Environment, No. 41A Phu Dien Road, Phu Dien Commune, North-Tu Liem District 11916, Hanoi, Vietnam * Correspondence: [email protected]; Tel.: +84-988-132-520 Received: 3 May 2020; Accepted: 7 July 2020; Published: 10 July 2020 Abstract: Vietnam, located in the tropical region of the northwest Pacific Ocean, is frequently impacted by tropical storms. Occurrence of extreme water level events associated with tropical storms are often unpredicted and put coastal infrastructure and safety of coastal populations at risk. Hence, an improved understanding of the nature of storm surges and their components along the Vietnam coast is required. For example, a higher than expected extreme storm surge during Typhoon Kalmegi (2014) highlighted the lack of understanding on the characteristics of storm surges in Vietnam. Physical processes that influence the non-tidal water level associated with tropical storms can persist for up to 14 days, beginning 3–4 days prior to storm landfall and cease up to 10 days after the landfall of the typhoon. -
Preparing the Ban Sok–Pleiku Power Transmission Project in the Greater Mekong Subregion (Financed by the Japan Special Fund)
Regional Technical Assistance Report Project Number: 41450 August 2008 Preparing the Ban Sok–Pleiku Power Transmission Project in the Greater Mekong Subregion (Financed by the Japan Special Fund) The views expressed herein are those of the consultant and do not necessarily represent those of ADB’s members, Board of Directors, Management, or staff, and may be preliminary in nature. CURRENCY EQUIVALENTS (as of 31 July 2008) Lao PDR Currency Unit – kip (KN) KN1.00 = $0.00012 $1.00 = KN8,657 Viet Nam Currency Unit – dong (D) D1.00 = $0.00006 $1.00 = D16,613 ABBREVIATIONS ADB – Asian Development Bank EdL – Electricité du Laos EIA – Environmental Impact Assessment EVN – Vietnam Electricity GMS – Greater Mekong Subregion IEE – initial environmental examination kV – kilovolt Lao PDR – Lao People’s Democratic Republic MW – megawatt NTC – National Transmission Company O&M – operation and maintenance PPA – power purchase agreement TA – technical assistance TECHNICAL ASSISTANCE CLASSIFICATION Targeting Classification – General intervention Sector – Energy Subsector – Transmission and distribution Themes – Sustainable economic growth, private sector development, regional cooperation Subthemes – Fostering physical infrastructure development, public– private partnership, crossborder infrastructure NOTE In this report, "$" refers to US dollars. Vice-President C. Lawrence Greenwood, Jr., Operations 2 Director General A. Thapan, Southeast Asia Department (SERD) Director J. Cooney, Infrastructure Division, SERD Team leader X. Humbert, Senior Energy Specialist, -
Air Force Women in the Vietnam War by Jeanne M
Air Force Women in the Vietnam War By Jeanne M. Holm, Maj. Gen., USAF (Ret) and Sarah P. Wells, Brig. Gen. USAF NC (Ret) At the time of the Vietnam War military women Because women had no military obligation, in the United States Air Force fell into three either legal or implied, all who joined the Air categories:female members of the Air Force Nurse Force during the war were true volunteers in Corps (AFNC) and Bio-medical Science Corps every sense. Most were willing to serve (BSC), all of whom were offlcers. All others, wherever they were needed. But when the first offlcers and en-listed women, were identified as American troops began to deploy to the war in WAF, an acronym (since discarded) that stood for Vietnam, the Air Force had no plans to send its Women in the Air Force. In recognition of the fact military women. It was contemplated that all that all of these women were first and foremost USAF military requirements in SEA would be integral members of the U.S. Air Force, the filled by men, even positions traditionally authors determined that a combined presentation considered “women’s” jobs. This was a curious of their participation in the Vietnam War is decision indeed considering the Army Air appropriate. Corps’ highly successful deployment of thousands of its military women to the Pacific When one recalls the air war in Vietnam, and Southeast Asia Theaters of war during visions of combat pilots and returning World War II. prisoners of war come easily to mind. Rarely do images emerge of the thousands of other When the U.S. -
Recent Advances in Research and Forecasting of Tropical Cyclone Rainfall
106 TROPICAL CYCLONE RESEARCH AND REVIEW VOLUME 7, NO. 2 RECENT ADVANCES IN RESEARCH AND FORECASTING OF TROPICAL CYCLONE RAINfaLL 1 2 3 4 5 KEVIN CHEUNG , ZIFENG YU , RUSSELL L. ELSBErry , MICHAEL BELL , HAIYAN JIANG , 6 7 8 9 TSZ CHEUNG LEE , KUO-CHEN LU , YOSHINORI OIKAWA , LIANGBO QI , 10 11 ROBErt F. ROGERS , KAZUHISA TSUBOKI 1Macquarie University, Sydney, Australia 2Shanghai Typhoon Institute, Shanghai, China 3University of Colorado Colorado Springs, Colorado Springs, USA 4Colorado State University, Fort Collins, USA 5Florida International University, Miami, USA 6Hong Kong Observatory, Hong Kong, China 7Pacific Science Association 8RSMC Tokyo/Japan Meteorological Agency, Tokyo, Japan 9Shanghai Meteorological Service, Shanghai, China 10NOAA/AOML/Hurricane Research Division, Miami, USA 11Nagoya University, Nagoya, Japan ABSTRACT In preparation for the Fourth International Workshop on Tropical Cyclone Landfall Processes (IWTCLP-IV), a summary of recent research studies and the forecasting challenges of tropical cyclone (TC) rainfall has been prepared. The extreme rainfall accumulations in Hurricane Harvey (2017) near Houston, Texas and Typhoon Damrey (2017) in southern Vietnam are examples of the TC rainfall forecasting challenges. Some progress is being made in understanding the internal rainfall dynamics via case studies. Environmental effects such as vertical wind shear and terrain-induced rainfall have been studied, as well as the rainfall relationships with TC intensity and structure. Numerical model predictions of TC-related rainfall have been improved via data as- similation, microphysics representation, improved resolution, and ensemble quantitative precipitation forecast techniques. Some attempts have been made to improve the verification techniques as well. A basic forecast challenge for TC-related rainfall is monitoring the existing rainfall distribution via satellite or coastal radars, or from over-land rain gauges.