Zobrazeno 1 - 10
of 222
pro vyhledávání: '"Hyangsun"'
Publikováno v:
Geo Data, Vol 5, Iss 3, Pp 147-154 (2023)
The increase in water-related disasters due to climate change has a significant impact on the stability of water resource facilities. The displacement of a water resource facility is one of the important indicators to evaluate the stability of the fa
Externí odkaz:
https://doaj.org/article/204acfb24272487cb7a7a28c41e321c2
Publikováno v:
Remote Sensing, Vol 16, Iss 17, p 3187 (2024)
Accurate river ice mapping is crucial for predicting and managing floods caused by ice jams and for the safe operation of hydropower and water resource facilities. Although satellite multispectral images are widely used for river ice mapping, atmosph
Externí odkaz:
https://doaj.org/article/0a6ac229432b4b9aa960dda1f63766d4
Autor:
Taewook Kim, Hyangsun Han
Publikováno v:
GIScience & Remote Sensing, Vol 60, Iss 1 (2023)
On 11 January 2021, an Mw 6.7 earthquake, which involved a complex rupture mechanism, occurred in Lake Hovsgol, Mongolia. This study measured the earthquake’s 3-D coseismic surface displacement fields using interferometric synthetic aperture radar
Externí odkaz:
https://doaj.org/article/ade3d30a59064c58ac3e66d18b400a6b
Publikováno v:
GIScience & Remote Sensing, Vol 59, Iss 1, Pp 705-721 (2022)
Changes in ice shelf dynamics significantly impact the discharge rate of grounded ice, sea ice formation, and marine environments. In particular, changes of a sub-shelf pinning point induce complex dynamics of an ice shelf. In this study, we investig
Externí odkaz:
https://doaj.org/article/01e3b531cef94b7296f5e74a2db1efab
Publikováno v:
GIScience & Remote Sensing, Vol 58, Iss 7, Pp 1052-1071 (2021)
Overshooting tops (OTs) play a crucial role in carrying tropospheric water vapor to the lower stratosphere. They are closely related to climate change as well as local severe weather conditions, such as lightning, hail, and air turbulence, which impl
Externí odkaz:
https://doaj.org/article/6e23cd687e06433792aefd6c2dc33171
Publikováno v:
Remote Sensing, Vol 15, Iss 12, p 3079 (2023)
The Cook Glacier drains a significant portion of the Wilkes Subglacial Basin, the largest subglacial basin in East Antarctica—which feeds the Cook Ice Shelf. The ice velocity of the Cook Ice Shelf needs to be monitored precisely and accurately, as
Externí odkaz:
https://doaj.org/article/a1e5bb3a388c47c5bfd60c9529232ec7
Autor:
Hyangsun Han, Jae-In Kim, Chang-Uk Hyun, Seung Hee Kim, Jeong-Won Park, Young-Joo Kwon, Sungjae Lee, Sanggyun Lee, Hyun-Cheol Kim
Publikováno v:
GIScience & Remote Sensing, Vol 57, Iss 5, Pp 650-669 (2020)
Surface roughness of sea ice is primary information for understanding sea ice dynamics and air–ice–ocean interactions. Synthetic aperture radar (SAR) is a powerful tool for investigating sea ice surface roughness owing to the high sensitivity of
Externí odkaz:
https://doaj.org/article/f7fad788a86f424081582af1b54820aa
Autor:
Jeong-Won Park, Hyun-Cheol Kim, Anton Korosov, Denis Demchev, Stefano Zecchetto, Seung Hee Kim, Young-Joo Kwon, Hyangsun Han, Chang-Uk Hyun
Publikováno v:
Remote Sensing, Vol 13, Iss 20, p 4038 (2021)
Estimating the sea ice drift field is of importance in both scientific study and activities in the polar ocean. Ice motion is being tracked at large scale (10 km and larger) on a daily basis; however, a higher resolution product is desirable for more
Externí odkaz:
https://doaj.org/article/ad26d07a57ac4b1aacd700d14bc7762f
Publikováno v:
Remote Sensing, Vol 13, Iss 14, p 2691 (2021)
Regional changes in the flow velocity of Antarctic glaciers can affect the ice sheet mass balance and formation of surface crevasses. The velocity anomaly of a glacier can be detected using the Double-Differential Interferometric Synthetic Aperture R
Externí odkaz:
https://doaj.org/article/1b812784893e47489d8d53066dfc0f71
Publikováno v:
Remote Sensing, Vol 13, Iss 12, p 2283 (2021)
The Arctic sea ice concentration (SIC) in summer is a key indicator of global climate change and important information for the development of a more economically valuable Northern Sea Route. Passive microwave (PM) sensors have provided information on
Externí odkaz:
https://doaj.org/article/f493a8e7942f4d4380e3d592cfa9fb83