Terrestrial, Atmospheric and Oceanic Sciences (TAO) - TAO Journal

Vol. 30, No. 1
February 2019

Table of Contents

Terrestrial, Atmospheric and
Oceanic Sciences (TAO)

ISSN:
1017-0839 (Print)
2311-7680 (Online)

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South China Sea Two-Island Monsoon Experiment (SCSTIMX): Observation, Simulation, and Projection

Submission deadline: 2019/03/31

Tectonic Evolution of Taiwan Orogenic Belt

Submission deadline: 2019/04/30

Introduction to the special issue on Tibet: Contemporary geodetic-geophysical observations and interpretations

Author:
- Author(s): Cheinway Hwang, Wen-bin Shen, C. K. Shum, and Xiaodong Song
- DOI: 10.3319/TAO.2019.01.22.01
- Keywords: Altimeter GNSS GRACE Lake level Receiver function SAR Tibetan Plateau
- Citation: Hwang, C., W.-B. Shen, C. K. Shum, and X. Song, 2019: Introduction to the special issue on Tibet: Contemporary geodetic-geophysical observations and interpretations. Terr. Atmos. Ocean. Sci., 30, 1-5, doi: 10.3319/TAO.2019.01.22.01
Influences of the Tibetan plateau on tidal gravity detected by using SGs at Lhasa, Lijiang and Wuhan Stations in China
Author:
- Analysis in detail of tidal gravity observations using superconducting gravimeters at three stations
- Correction in detail of the oceanic and atmospheric pressure effects
- Explanation of the influence of tidal gravity because of the Tibetan Plateau
- Author(s): Heping Sun, Huikang Zhang, Jianqiao Xu, Xiaodong Chen, Jiangcun Zhou, and Miaomiao Zhang
- DOI: 10.3319/TAO.2019.02.14.01
- Keywords: Tidal gravity observations Effects of atmospheric pressure and oceanic loading Tibetan Plateau tectonic setting
- Citation: Sun, H., H. Zhang, J. Xu, X. Chen, J. Zhou, and M. Zhang, 2019: Influences of the Tibetan Plateau on tidal gravity detected using superconducting gravimeters in the Lhasa, Lijiang, and Wuhan Stations in China. Terr. Atmos. Ocean. Sci., 30, 139-149, doi: 10.3319/TAO.2019.02.14.01
Tectonic implications on the 2018 Hualien Earthquake
Author:
- The seismogenic structure of the 2018 Hualien earthquake
- Fluid effect in the faulting area
- Complex fault system in the highly fractured zone
- Author(s): Strong Wen, Yi-Ying Wen, Kuo-En Ching, Yu-Lien Yeh, and Yuan-Hsi Lee
- DOI: 10.3319/TAO.2019.01.28.01
- Keywords: 2018 Hualien earthquake 3D velocity structure Focal mechanism Fluid migration

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Intensification of the decadal activity in Equatorial Rossby Waves and linkage to changing tropical circulation
Author:
- Equatorial Rossby Waves have intensified during the recent decades
- Strengthening of the Walker circulation increased the vertical zonal shear
- Strengthened vertical westerly shear enhanced Equatorial Rossby Waves
- Author(s): Wan-Ling Tseng, S.-Y. Simon Wang, Huang-Hsiung Hsu, and Jonathan D. D. Meyer
- DOI: 10.3319/TAO.2019.01.18.02
- Keywords: Equatorial Rossby waves ERWs Wind shear Walker circulation
The roles of vertical wind shear and topography in formation of convective asymmetries in Typhoon Nanmadol (2011)
Author:
- The vertical wind shear dominates the formation of TC convective asymmetry
- Topography and model physics exert little influence on TC convective asymmetry
- Shear modulates the storm’s secondary circulation thus leads to TC asymmetry
- Author(s): Kun-Hsuan Chou, Chun-Ming Yeh, and Shu-Jeng Lin
- DOI: 10.3319/TAO.2018.12.16.01
- Keywords: Vertical wind shear Convection asymmetry Asymmetric secondary circulation
NTU/PU model simulations and observed flow over mountains
Author:
- Show NTU/PU model capability to simulate idealized non-symmetric flow
- Show NTU/PU model capability to simulate complex flow using real data and terrain
- Show realistic NTU/PU model simulation with uniform initial wind and real terrain
- Author(s): Patrick Haines, Wen-Yih Sun, Shu-Hua Chen, Wu-Ron Hsu, and Ming-En Hsieh
- DOI: 10.3319/TAO.2018.12.04.01
- Keywords: Nonhydrostatic model Compressible Forward backward Lee vortex Hydraulic jump Mountain waves

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Dynamics of the South Java Coastal Current revealed by RAMA observing network
Author:
- The SJCC is the poorest observed eastern boundary current
- The SJCC is strongly driven by the remote forcing from the equatorial Indian Ocean
- Remote forcing from the equator is associated with the wind-forced Kelvin waves
- Author(s): Putri Adia Utari, Dedi Setiabudidaya, M. Yusup Nur Khakim, and Iskhaq Iskandar
- DOI: 10.3319/TAO.2018.12.14.01
- Keywords: Kelvin waves South Java Coastal Current RAMA buoy Remote forcing
Attribution of the growth of a distinct population of Synechococcus to the coverage of lateral water on an upwelling
Author:
- Quantities of various prokaryotic picoplankton in the upwelling were described
- Genetic phylogeny of prokaryotic picoplankton in the upwelling was reported
- Exchange of oligotrophic water and upwelling water promoted Synechococcus to grow
- Author(s): Chih-Ching Chung and Gwo-Ching Gong
- DOI: 10.3319/TAO.2018.09.26.01
- Keywords: Upwelling Kuroshio Current 16S rDNA phylogeny Prokaryotic picoplankton Synechococcus
Measurements of diffusion coefficient of methane in water/brine under high pressure
Author:
- Raman spectroscopy is applied to measure diffusion coefficient of methane
- Diffusion coefficient of methane in brine under high pressure is measured
- MD simulation is performed to calculate the diffusion coefficient of methane
- Author(s): Yen-An Chen, Che-Kang Chu, Yan-Ping Chen, Lee-Shin Chu, Shiang-Tai Lin, and Li-Jen Chen
- DOI: 10.3319/TAO.2018.02.23.02
- Keywords: Diffusion coefficient Methane Brine Molecular dynamics simulation
- Citation: Chen, Y.-A., C.-K. Chu, Y.-P. Chen, L.-S. Chu, S.-T. Lin, and L.-J. Chen, 2018: Measurements of diffusion coefficient of methane in water/brine under high pressure. Terr. Atmos. Ocean. Sci., 29, 577-587, doi: 10.3319/TAO.2018.02.23.02

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A deep-towed magnetic survey in the southern Okinawa Trough: Implications for hydrothermal system detection
Author:
- High-resolution magnetic data have been collected in the southern Okinawa Trough
- Distributions of gas plume correlate well with magnetization lows
- GLM site and site PFZ are the highly potential hydrothermal areas
- Author(s): Wen-Bin Doo, Shu-Kun Hsu, Hsueh-Fen Wang, Yin-Sheng Huang, Ching-Hui Tsai, Chung-Liang Lo, Shiao-Shan Lin, Chin-Wei Liang, and Yi-Jung Lin
- DOI: 10.3319/TAO.2019.02.15.01
- Keywords: Deep tow Magnetic anomaly Hydrothermal system Southern Okinawa Trough
Temperature as a tracer for fluid movement at hydrothermal sites near the Yonaguni Knoll IV, Okinawa Trough
Author:
- Model thermal field and fluid migration of hydrothermal sites in the Okinawa Trough
- Forward-model temperature field to fit in-situ temperature profile observations
- Estimate an average vertical fluid flow rate of 10^-6 m/s at the sites
- Author(s): Ting-Wei Wu, Wu-Cheng Chi, Yu-Sian Lin, and Song-Chuen Chen
- DOI: 10.3319/TAO.2019.01.10.02
- Keywords: Hydrothermal Modeling Fluid Flow Rate Péclet Number Yonaguni Knoll IV
Early diagenesis and carbon remineralization in young rift sediment of the Southern Okinawa Trough
Author:
- Diagenesis in the Southern Okinawa Trough was examined using pore-water data
- The total carbon remineralization rate is 1.68 ± 0.21 mmol C m^-2 d^-1
- The young rift sediment has high carbon burial efficiency of 68%
- Author(s): Yu-Shih Lin,Huei-Ting Lin, Bo-Shian Wang, Shein-Fu Wu, Pei-Ling Wang, Chih-Lin Wei, Hsiao-Fen Lee, Tefang Lan, Wei-Jen Huang, Song-Chuen Chen, Yunshuen Wang, and Chih-Chieh Su
- DOI: 10.3319/TAO.2019.01.10.01
- Keywords: Diagenesis Carbon remineralization Carbon burial efficiency Southern Okinawa Trough

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Comparison of change detection methods based on the spatial chaotic model for synthetic aperture radar imagery
Author:
- The fractal method can easily distinguish buildings from SAR images
- The improved fractal method has good performance when identifying grass
- The SVM method better recognizes grass and buildings than the CFAR method
- Author(s): Chih-Hsuan Huang, Hsuan Ren, and Yu-Chang Tzeng
- DOI: 10.3319/TAO.2018.10.16.02
- Keywords: Fractal dimension Change detection Spatial chaotic model SVM DBC SAR
GNSS radio occultation profiles in the neutral atmosphere from inversion of excess phase data
Author:
- Inversion of radio occultation excess phase to geophysical profiles is implemented
- Retrieval uncertainties show very good agreement with official RO products
- A comparison with collocated radiosondes provides estimates of accuracy
- Author(s): Paweł Hordyniec, Cheng-Yung Huang, Chian-Yi Liu, Witold Rohm, and Shu-Ya Chen
- DOI: 10.3319/TAO.2018.10.12.01
- Keywords: Excess phase GNSS Occultation Radiosonde Refractivity Troposphere
Cloud component removal for shallow water depth retrieval with multi-spectral satellite imagery
Author:
- Linear unmixing is useful for cloud component removal in depth estimation
- Overall performance of BP neural network is better than the semi-analytical model
- Semi-analytical model has less probability in producing large errors than the BP
- Author(s): Po-Yao Tsou, Peter Tian-Yuan Shih, and Tee-Ann Teo
- DOI: 10.3319/TAO.2018.09.10.01
- Keywords: Linear spectral un mixing Optical properties Bathymetry

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Method to improve accuracy of water flow velocity at short distance measured by Pulse Boundary Model
Author:
- Coupled method of the Pulse Boundary Model and salt tracer method to reduce error
- Outline the procedures of the coupled method
- Validate the new improved method by comparing with the volumetric method
- Author(s): Yuequn Dong, Tingwu Lei, Qingwen Zhang, Xiaohui Zhuang, and Fangfang Liu
- DOI: 10.3319/TAO.2019.02.07.01
- Keywords: Flow Velocity Pulse Boundary Method Centroid velocity Peak concentration velocity
Integrating hydrodynamic model and Monte Carlo simulation for predicting extreme water levels in a river system
Author:
- The integration of hydrodynamic model and Monte Carlo simulation was explored
- The model was calibrated and verified with measured water levels
- Designed water level was estimated using probability distribution
- Author(s): Wen-Cheng Liu and Hong-Ming Liu
- DOI: 10.3319/TAO.2019.01.18.01
- Keywords: Extreme water level Hydrodynamic model Monte Carlo Joint probability Model calibration and verification Danshuei River system
Uncertainty evaluation of SWAT model for snowmelt runoff in a Himalayan watershed
Author:
- SWAT model was applied to the high altitude Himalayan watershed (2001-2009)
- Model results improved significantly when elevation bands are considered
- The SUFI-2 algorithm was used to quantify the associated uncertainty
- Author(s): Tanveer Abbas, Fiaz Hussain, Ghulam Nabi, Muhammad Waseem Boota, and Ray -Shyan Wu
- DOI: 10.3319/TAO.2018.10.08.01
- Keywords: SWAT Snowmelt Uncertainty SUFI 2 Elevation Bands

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