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Official Journal of the Asia Oceania Geosciences Society (AOGS)

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  1. Content type: Research Letter

    On 15 October 2013, a magnitude 7.2 earthquake was generated from a previously unidentified fault in the island of Bohol. This fault was named the North Bohol Fault (NBF) by authorities. We investigated the ge...

    Authors: Romer Carlo T. Gacusan and Alfredo Mahar Francisco A. Lagmay

    Citation: Geoscience Letters 2019 6:9

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  2. Content type: Research Letter

    Interpreting microseismic events triggered by reservoir stimulation (especially hydraulic fracturing) has become a common practice to understand fracture dimension and geometry. In this area of study, the need...

    Authors: Tepy Septyana, Andri Dian Nugraha, Sri Widiyantoro and Supriyono

    Citation: Geoscience Letters 2019 6:7

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  3. Content type: Research Letter

    The steep increase in urban populations results in the spatial extent of cities expanding both horizontally and vertically. The climatic response of urban areas differs greatly to rural areas exposed to the sa...

    Authors: Kai Wang, Yasemin D. Aktas, Jenny Stocker, David Carruthers, Julian Hunt and Liora Malki-Epshtein

    Citation: Geoscience Letters 2019 6:4

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  4. Content type: Review

    Submesoscale currents are pervasive throughout the ocean. They have intermediate space and time scales—neither mesoscale nor microscale—that have made them elusive for measurements and modeling until recently....

    Authors: James C. McWilliams

    Citation: Geoscience Letters 2019 6:3

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  5. Content type: Research Letter

    The European Space Agency recently launched the Sentinel mission to perform terrestrial observations in support of tasks such as monitoring forests, detecting land-cover changes, and managing natural disasters...

    Authors: Michael Mau Fung Wong, Jimmy Chi Hung Fung and Peter Pak Shing Yeung

    Citation: Geoscience Letters 2019 6:2

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  6. Content type: Research Letter

    Two different mesoscale convective system (MCS) events that produced the heavy rainfall over the Greater Jakarta (GJ) during 15–18 January 2013 period were investigated. The purpose of the present study is to ...

    Authors: Danang Eko Nuryanto, Hidayat Pawitan, Rahmat Hidayat and Edvin Aldrian

    Citation: Geoscience Letters 2019 6:1

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  7. Content type: Research Letter

    We determined earthquake locations through re-picking of P- and S-wave arrival times recorded by BMKG network. Earthquake locations were determined using Hypoellipse code that employs a single event determinat...

    Authors: Pepen Supendi, Andri Dian Nugraha, Nanang T. Puspito, Sri Widiyantoro and Daryono Daryono

    Citation: Geoscience Letters 2018 5:31

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  8. Content type: Research Letter

    Tsunamis generated along the Makran subduction zone (MSZ) threaten the Sur coast of Oman, according to deterministic and probabilistic analyses presented here. A validated shallow water numerical code simulate...

    Authors: I. El-Hussain, R. Omira, Z. Al-Habsi, M. A. Baptista, A. Deif and A. M. E. Mohamed

    Citation: Geoscience Letters 2018 5:30

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  9. Content type: Research Letter

    A high-frequency (HF) ocean radar system is a shore-based remote sensing system to simultaneously monitor ocean surface currents, waves and wind far beyond the horizon. The system operation is based on electro...

    Authors: Anna Dzvonkovskaya, Leif Petersen, Thomas Helzel and Matthias Kniephoff

    Citation: Geoscience Letters 2018 5:29

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  10. Content type: Research Letter

    Urban heat island effect has been assessed using weather research and forecasting model (WRF v3.5) focusing on air temperature and surface skin temperature in the sub-tropical urban Indian megacity of Delhi. I...

    Authors: Shweta Bhati and Manju Mohan

    Citation: Geoscience Letters 2018 5:27

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  11. Content type: Research Letter

    This paper extends and detides a Karachi tide-gauge record as an observational basis for assessing Indian Ocean tsunami risk. The extended marigram encompasses the time of the great 1945 Makran earthquake of e...

    Authors: Loyce M. Adams, Brian F. Atwater and Haider Hasan

    Citation: Geoscience Letters 2018 5:25

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  12. Content type: Research Letter

    Recent studies have indicated that ocean circulation damps the atmospheric energy transport response to hemispherically differential energy perturbations, thereby muting the shifts of the Inter-Tropical Conver...

    Authors: Sarah M. Kang, Yechul Shin and Francis Codron

    Citation: Geoscience Letters 2018 5:22

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  13. Content type: Research Letter

    Urban air quality has been deteriorating over time. Pollutant distribution levels in the urban environment may be associated with anthropogenic sources and meteorological conditions. The aim of this study is t...

    Authors: Anis Asma Ahmad Mohtar, Mohd Talib Latif, Nor Hafizah Baharudin, Fatimah Ahamad, Jing Xiang Chung, Murnira Othman and Liew Juneng

    Citation: Geoscience Letters 2018 5:21

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  14. Content type: Research Letter

    Power spectrum is the considerable aspect in the atmospheric radar data processing to estimate wind parameters. Due to the poor resolution and high sidelobe level problems of the existing algorithms, there is ...

    Authors: C. Raju and T. Sreenivasulu Reddy

    Citation: Geoscience Letters 2018 5:20

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  15. Content type: Review

    Under the relentless pace of population growth and urban development, weather and climate services provided by the Hong Kong Observatory (HKO) since its establishment in 1883 have been evolving continuously wi...

    Authors: Tsz-cheung Lee, Wai-kin Wong and Kwong-hung Tam

    Citation: Geoscience Letters 2018 5:18

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  16. Content type: Review

    Self-secondaries are secondary craters that are formed on both the continuous ejecta deposits and interior of the parent crater. The possible existence of self-secondaries was proposed in the late 1960s, but t...

    Authors: Zhiyong Xiao

    Citation: Geoscience Letters 2018 5:17

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  17. Content type: Review

    Briefly tracing the history of hydrologic modeling, this paper discusses the progress that has been achieved in hydrologic modeling since the advent of computer and what the future may have in store for hydrol...

    Authors: Vijay P. Singh

    Citation: Geoscience Letters 2018 5:15

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  18. Content type: Research Letter

    Compared with the conventional fossil fuel, bioenergy has obvious advantages due to its renewability and large quantity, and thus plays a crucial role in helping defend the energy security. However, the bioene...

    Authors: Yiping Wu, Fubo Zhao, Shuguang Liu, Lijing Wang, Linjing Qiu, Georgii Alexandrov and Vinayakam Jothiprakash

    Citation: Geoscience Letters 2018 5:14

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  19. Content type: Research Letter

    In recent years, several large gas fields have been discovered in western Qiongdongnan Basin. It is important and necessary to illustrate their sedimentary characteristics and hydrocarbon migration so that mor...

    Authors: Caiwei Fan, Tao Jiang, Kun Liu, Jiancai Tan, Hu Li and Anqi Li

    Citation: Geoscience Letters 2018 5:13

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  20. Content type: Research Letter

    The simplest way to forecast geophysical processes, an engineering problem with a widely recognized challenging character, is the so-called “univariate time series forecasting” that can be implemented using st...

    Authors: Georgia Papacharalampous, Hristos Tyralis and Demetris Koutsoyiannis

    Citation: Geoscience Letters 2018 5:12

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  21. Content type: Research Letter

    On the landward slope of the Japan Trench, the mid-slope terrace (MST) is located at a depth of 4000–6000 m. Two piston cores from the MST were analyzed to assess the applicability of the MST for turbidite pal...

    Authors: Kazuko Usami, Ken Ikehara, Toshiya Kanamatsu and Cecilia M. McHugh

    Citation: Geoscience Letters 2018 5:11

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  22. Content type: Research Letter

    This study employs the concepts of complex networks to study the temporal dynamics of streamflow, with emphasis on annual scale (i.e., year-to-year connections). The study proposes a new approach to construct ...

    Authors: Xudong Han, Bellie Sivakumar, Fitsum M. Woldmeskel and Milena Guerra de Aguilar

    Citation: Geoscience Letters 2018 5:10

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  23. Content type: Research Letter

    It has now been well established that the depth of bedrock is a key parameter in assessing the impact of local site conditions on seismic hazard analysis. Where conventional geotechnical testing like standard ...

    Authors: Ritu Raj Nath, Gautam Kumar, M. L. Sharma and S. C. Gupta

    Citation: Geoscience Letters 2018 5:9

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  24. Content type: Correction

    After publication of the article (Tian et al. 2018), it has been brought to our attention that the date included in the caption of Figure 3 is incorrect. The caption states that the photographs were taken on “...

    Authors: Hui Tian, Tanmoy Samanta and Jingwen Zhang

    Citation: Geoscience Letters 2018 5:8

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    The original article was published in Geoscience Letters 2018 5:4

  25. Content type: Review

    Over decades, sunspots and their fine structures have been studied in detail at the photospheric level with different ground-based telescopes, as the surface of the Sun primarily emits light in the visible wav...

    Authors: Hui Tian, Tanmoy Samanta and Jingwen Zhang

    Citation: Geoscience Letters 2018 5:4

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    The Correction to this article has been published in Geoscience Letters 2018 5:8

  26. Content type: Review

    The Indonesian Throughflow (ITF) is an important component of the upper cell of the global overturning circulation that provides a low-latitude pathway for warm, fresh waters from the Pacific to enter the Indi...

    Authors: Ming Feng, Ningning Zhang, Qinyan Liu and Susan Wijffels

    Citation: Geoscience Letters 2018 5:3

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  27. Content type: Research Letter

    The tsunami source of the 2016 Fukushima Earthquake, which was generated by a normal faulting earthquake mechanism, is estimated by inverting the tsunami waveforms that were recorded by seven tide gauge statio...

    Authors: Bruno Adriano, Yushiro Fujii and Shunichi Koshimura

    Citation: Geoscience Letters 2018 5:2

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  28. Content type: Review

    The data from the Bulletin of the International Seismological Centre (ISC) have always been and still remain in demand for a wide range of studies in Geosciences. The unique features of the Bulletin include lo...

    Authors: Dmitry A. Storchak, James Harris, Lonn Brown, Kathrin Lieser, Blessing Shumba, Rebecca Verney, Domenico Di Giacomo and Edith I. M. Korger

    Citation: Geoscience Letters 2017 4:32

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  29. Content type: Research Letter

    Various Tsunami Service Providers (TSPs) within the Mediterranean Basin supply tsunami warnings including CAT-INGV (Italy), KOERI-RETMC (Turkey), and NOA/HL-NTWC (Greece). The 20 July 2017 Bodrum–Kos (Turkey–G...

    Authors: Mohammad Heidarzadeh, Ocal Necmioglu, Takeo Ishibe and Ahmet C. Yalciner

    Citation: Geoscience Letters 2017 4:31

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  30. Content type: Research Letter

    Ellerman bombs (EBs) are believed to be small-scale reconnection events occurring around the temperature minimum region in the solar atmosphere. They are often identified as significant enhancements in the ext...

    Authors: Yajie Chen, Hui Tian, Zhi Xu, Yongyuan Xiang, Yuliang Fang and Zihao Yang

    Citation: Geoscience Letters 2017 4:30

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  31. Content type: Research Letter

    The North Pacific Gyre Oscillation (NPGO) significantly imprints on hydrological fluctuations of the East Asian summer monsoon (EASM) region, but this has not yet been observed in proxy-based hydroclimate reco...

    Authors: Wataru Sakashita, Hiroko Miyahara, Yusuke Yokoyama, Takahiro Aze, Stephen P. Obrochta and Takeshi Nakatsuka

    Citation: Geoscience Letters 2017 4:29

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  32. Content type: Research Letter

    Using model outputs from CMIP5 historical integrations, we have investigated the relative roles of anthropogenic emissions of greenhouse gases (GHG) and aerosols in changing the characteristics of the large-sc...

    Authors: William K. M. Lau, Kyu-Myong Kim and L. Ruby Leung

    Citation: Geoscience Letters 2017 4:28

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  33. Content type: Letter

    The Ikkour watershed located in the Middle Atlas Mountain (Morocco) has been a subject of serious soil erosion problems. This study aimed to assess the soil erosion susceptibility in this mountainous watershed...

    Authors: Aafaf El Jazouli, Ahmed Barakat, Abdessamad Ghafiri, Saida El Moutaki, Abderrahim Ettaqy and Rida Khellouk

    Citation: Geoscience Letters 2017 4:25

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