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An Arctic cyclone, Ex-Typhoon Halong, produced strong winds and devastating flooding in southwestern Alaska during 11-12 October 2025. This study examines the evolution of Halong after its transition into an extratropical cyclone through…

Atmospheric and Oceanic Physics · Physics 2026-02-12 Mingshi Yang , Zhuo Wang , John E. Walsh , James D. Doyle , Richard L. Thoman , Alice K. DuVivier

The near-equatorial ocean experiences particular dynamics because the Coriolis force is weak. One modelled effect of these dynamics is strong reduction of turbulent mixing in the ocean interior. Unknowns are effects on internal wave…

Atmospheric and Oceanic Physics · Physics 2024-02-20 Hans van Haren

Deep learning provide successful applications in many fields. Recently, machines learning are involved for oceans remote sensing applications. In this study, we use and compare about eight (8) deep learning estimators for retrieval of a…

Neural and Evolutionary Computing · Computer Science 2019-12-12 Daouda Diouf , Djibril Seck

Chlorophyll-a (Chl) retrieval from ocean colour remote sensing is problematic for relatively turbid coastal waters due to the impact of non-algal materials on atmospheric correction and standard Chl algorithm performance. Artificial neural…

Atmospheric and Oceanic Physics · Physics 2022-05-18 Madjid Hadjal , Encarni Medina-López , Jinchang Ren , Alejandro Gallego , David McKee

The responses of the upper ocean to typhoon Namtheun in July 2004 are investigated by sea surface measurements and vertical profiles. Pre-typhoon ocean environment played an important role in this case. There were two extreme cooling…

Atmospheric and Oceanic Physics · Physics 2011-08-02 Yuan-Jian Yang , Liang Sun , Yun-Fei Fu

Global warming is projected to intensify the hydrological cycle, amplifying risks to ecosystems and society. While extreme rainfall appears to exhibit stronger sensitivity to global warming compared to mean rainfall rates, a unifying…

Atmospheric and Oceanic Physics · Physics 2026-01-13 Jun Yin , Bei Gao , Amilcare Porporato

In this article we present results of the study on the association between the muon flux variation at ground level, registered by the \textit{\textit{New-Tupi}} muon telescopes ($22^0 53'00''S,\; 43^0 06'13'W$; 3 m above sea level) and a…

Space Physics · Physics 2017-08-16 C. R. A. Augusto , C. E. Navia , M. N. de Oliveira , A. A. Nepomuceno , V. Kopenkin , T. Sinzi

The evidence for abundant liquid water on early Mars despite the faint young Sun is a long-standing problem in planetary research. Here we present new ab initio spectroscopic and line-by-line climate calculations of the warming potential of…

Earth and Planetary Astrophysics · Physics 2017-10-03 Robin Wordsworth , Yulia Kalugina , Sergei Lokshtanov , Andrei Vigasin , Bethany Ehlmann , James Head , Cecilia Sanders , Huize Wang

We have revisited the chemistry of chlorine-bearing species in the diffuse interstellar medium with new observations of the HCl$^+$ molecular ion and new astrochemical models. Using the GREAT instrument on board SOFIA, we observed the…

Human induced changes in atmospheric aerosols have introduced a climate forcing by modifying cloud droplet number concentration, liquid water, and cloud fraction. This forcing is subject to large uncertainties as cloud adjustments have not…

Atmospheric and Oceanic Physics · Physics 2025-04-10 Tianle Yuan , Hua Song , Robert Wood , Lazaros Oreopoulos , Kerry Meyer , William Smith , Ryan Eastman

Marine chlorophyll concentration is an important indicator of ecosystem health and carbon cycle strength, and its accurate prediction is crucial for red tide warning and ecological response. In this paper, we propose a LSTM-RF hybrid model…

Water is a key component of life, the natural environment and human health. For monitoring the conditions of a water body, the chlorophyll a concentration can serve as a proxy for nutrients and oxygen supply. In situ measurements of water…

Computer Vision and Pattern Recognition · Computer Science 2019-07-02 Philipp M. Maier , Sina Keller

Tropical cyclone-induced coastal hazards can significantly damage coastal infrastructure, and these risks may intensify under future climate change. As a result, there is increasing interest in conducting comprehensive assessments of…

Atmospheric and Oceanic Physics · Physics 2026-04-20 Ziyue Liu , Michelle T. Bensi

Coastal upwelling, driven by alongshore winds and characterized by cold sea surface temperatures and high upper-ocean nutrient content, is an important physical process sustaining some of the oceans' most productive ecosystems. To fully…

Atmospheric and Oceanic Physics · Physics 2023-12-11 Elle Weeks , Martin Losch , Eli Tziperman

Seasonal hypoxia or even anoxia can occur in some local deep basins of coastal waters. Such low summertime oxygen contents especially affect benthic life. The seasonal coastal hypoxia is commonly related to biological increased respiration…

Atmospheric and Oceanic Physics · Physics 2019-07-29 Hans van Haren

Tropical cyclones have always been a concern for public authorities in the U.S., with a season lasting nearly half of the year. Using longitudinal data on economic growth and exposure to tropical cyclones, we provide new comprehensive…

Applications · Statistics 2023-08-23 Eric Kulanthaivelu

Global warming due to the increasing concentration of greenhouse gases has become a great concern and has been linked to increased hurricane activity associated with higher sea surface temperatures with conflicting views. Our observational…

Atmospheric and Oceanic Physics · Physics 2016-09-08 Menas Kafatos , Ritesh Gautam , Guido Cervone , Zafer Boybeyi , Donglian Sun

This study investigates the interfacial tension, fluid mobility, and crystallization behavior of various saline and additive-modified solutions in a microfluidic chip environment, simulating pore-scale processes during CO2 injection. The…

Chloride-bearing deposits on Mars record high-elevation lakes during the waning stages of Mars' wet era (mid-Noachian to late Hesperian). The water source pathways, seasonality, salinity, depth, lifetime, and paleoclimatic drivers of these…

Earth and Planetary Astrophysics · Physics 2017-09-29 Mohit Melwani Daswani , Edwin S. Kite

The nature of the CH2Cl2 neutral/acidic hydrolysis reaction from ambient to supercritical conditions (25 C to 600 C at 246 bar) is explored. Of primary interest is the effect of the changing dielectric behavior of the water solvent over…

Soft Condensed Matter · Physics 2016-09-28 P. A. Marrone , T. A. Arias , W. A. Peters , J. W. Tester