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Geoscience Letters

Official Journal of the Asia Oceania Geosciences Society (AOGS)

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  1. 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

    Content type: Research Letter

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  3. 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

    Content type: Review

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  4. 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

    Content type: Review

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  6. 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

    Content type: Review

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  7. 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

    Content type: Research Letter

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  8. 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

    Content type: Research Letter

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  9. 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

    Content type: Research Letter

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  10. 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

    Content type: Research Letter

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  11. 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

    Content type: Research Letter

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  12. 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

    Content type: Research Letter

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  13. 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

    Content type: Correction

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

  17. 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

    Content type: Review

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

  18. 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

    Content type: Review

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  19. 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

    Content type: Research Letter

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  22. 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

    Content type: Review

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  23. 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

    Content type: Research Letter

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  24. 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

    Content type: Research Letter

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  25. 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

    Content type: Research Letter

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  26. 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

    Content type: Research Letter

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  29. 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

    Content type: Letter

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  31. Substorm onset is marked in the ionosphere by the sudden brightening of an existing auroral arc or the creation of a new auroral arc. Also present is the formation of auroral beads, proposed to play a key role...

    Authors: I. J. Rae, K. R. Murphy, Clare E. J. Watt, Ian R. Mann, Zhonghua Yao, Nadine M. E. Kalmoni, Colin Forsyth and David K. Milling

    Citation: Geoscience Letters 2017 4:23

    Content type: Research Letter

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  32. The study assessed community understanding of climate variability in semi-arid Tharaka sub-county, Kenya. The study used four focus group discussions (FGD) (N = 48) and a household survey (N = 326) to obtain info...

    Authors: Charles W. Recha, George L. Makokha and Chris A. Shisanya

    Citation: Geoscience Letters 2017 4:22

    Content type: Research Letter

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  33. Over the last decade, studies of natural hazards in Sumatra have focused primarily on great earthquakes and associated tsunamis produced by rupture of the Sunda megathrust. However, the Sumatran Fault and the ...

    Authors: Danny Hilman Natawidjaja, Kyle Bradley, Mudrik R. Daryono, Sonny Aribowo and Jason Herrin

    Citation: Geoscience Letters 2017 4:21

    Content type: Research Letter

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  34. As an important plasma wave mode in the geospace, magnetosonic waves can interact with both radiation belt electrons and protons, thereby impacting the dynamics of magnetospheric particles. Based on the Dopple...

    Authors: Wenxun Zhang, Ruoxian Zhou, Juan Yi, Xudong Gu, Binbin Ni, Chengyao Zheng and Man Hua

    Citation: Geoscience Letters 2017 4:20

    Content type: Research Letter

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  35. The Himalaya is one of the most seismically active regions of the world. The occurrence of several large magnitude earthquakes viz. 1905 Kangra earthquake (Mw 7.8), 1934 Bihar–Nepal earthquake (Mw 8.2), 1950 A...

    Authors: Shreya Arora and Javed N. Malik

    Citation: Geoscience Letters 2017 4:19

    Content type: Review

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  37. Eight campaigns to survey asteroid rotation periods have been carried out using the intermediate Palomar Transient Factory in the past 3 years. 2780 reliable rotation periods were obtained, from which we ident...

    Authors: Chan-Kao Chang, Hsing-Wen Lin, Wing-Huen Ip, Thomas A. Prince, Shrinivas R. Kulkarni, David Levitan, Russ Laher and Jason Surace

    Citation: Geoscience Letters 2017 4:17

    Content type: Review

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  38. The actual states of soil particle transport in and exchange between the Sakiyama and Amitori bays, Iriomote Island, Japan, were investigated using atmosphere–ocean–river observations and numerical simulations...

    Authors: Shinya Shimokawa, Tomokazu Murakami, Hiroyoshi Kohno and Akira Mizutani

    Citation: Geoscience Letters 2017 4:16

    Content type: Research Letter

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  39. The North Equatorial Current (NEC) bifurcates at the eastern coast of the Philippines and moves northward as the Kuroshio, a North Pacific western boundary current. The NEC bifurcation point and Kuroshio varia...

    Authors: Shoko Hirabayashi, Yusuke Yokoyama, Atsushi Suzuki, Yosuke Miyairi, Takahiro Aze, Fernando Siringan and Yasuo Maeda

    Citation: Geoscience Letters 2017 4:15

    Content type: Research Letter

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  40. The complex geological structures in East Java and Bali provide important opportunities for natural resource exploitation, but also harbor perils associated with natural disasters. Such a condition makes the E...

    Authors: Agustya Adi Martha, Phil Cummins, Erdinc Saygin, Sri Widiyantoro and Masturyono

    Citation: Geoscience Letters 2017 4:14

    Content type: Letter to the Editor

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  43. Recent 230Th dating of fossil corals in west Luzon has provided new insights on the emergence of late Quaternary marine terraces that fringe west Luzon Island facing the Manila Trench. Apart from regional sea lev...

    Authors: Noelynna T. Ramos, Kathrine V. Maxwell, Hiroyuki Tsutsumi, Yu-Chen Chou, Fucai Duan, Chuan-Chou Shen and Kenji Satake

    Citation: Geoscience Letters 2017 4:12

    Content type: Research Letter

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  45. Rapidly expanding human activities have profoundly affected various biophysical and biogeochemical processes of the Earth system over a broad range of scales, and freshwater systems are now amongst the most ex...

    Authors: Yadu N. Pokhrel, Farshid Felfelani, Sanghoon Shin, Tomohito J. Yamada and Yusuke Satoh

    Citation: Geoscience Letters 2017 4:10

    Content type: Research Letter

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  46. The time scales of reconnection outflow, substorm expansion, and development of instabilities in the terrestrial magnetosphere are comparable, i.e., from several to tens of minutes, and their existence is rela...

    Authors: Zhonghua Yao, Z. Y. Pu, I. J. Rae, A. Radioti and M. V. Kubyshkina

    Citation: Geoscience Letters 2017 4:8

    Content type: Research Letter

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  47. Austria has a moderate seismicity, and on average the population feels 40 earthquakes per year or approximately three earthquakes per month. A severe earthquake with light building damage is expected roughly e...

    Authors: Christa Hammerl

    Citation: Geoscience Letters 2017 4:7

    Content type: Research Letter

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  48. The M w 6.0 Mt. Kinabalu earthquake of 2015 was a complete (and deadly) surprise, because it occurred well away from the nearest plate boundary in a region of very low historical seismicit...

    Authors: Yu Wang, Shengji Wei, Xin Wang, Eric O. Lindsey, Felix Tongkul, Paul Tapponnier, Kyle Bradley, Chung-Han Chan, Emma M. Hill and Kerry Sieh

    Citation: Geoscience Letters 2017 4:6

    Content type: Research Letter

    Published on:

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  • ISSN: 2196-4092 (electronic)