Results 91 to 100 of about 43,495 (253)

Using cloud ice flux to parametrise large-scale lightning [PDF]

open access: yesAtmospheric Chemistry and Physics, 2014
Lightning is an important natural source of nitrogen oxide especially in the middle and upper troposphere. Hence, it is essential to represent lightning in chemistry transport and coupled chemistry–climate models. Using ERA-Interim meteorological
D. L. Finney   +5 more
doaj   +1 more source

Dry–Hot Compound Events Driving the 2024 Pantanal Wildfires

open access: yesInternational Journal of Climatology, Volume 46, Issue 6, May 2026.
Extreme wildfires in the Pantanal in 2024 were driven by a cascade of heatwaves, rainfall deficits and the absence of the annual flood pulse. These conditions dried soils and rivers, enhanced fuel accumulation and enabled early and intense fire outbreaks.
Liz B. C. Belém   +14 more
wiley   +1 more source

A parallel algorithm for generating Pareto‐optimal radiosurgery treatment plans

open access: yesMedical Physics, Volume 53, Issue 5, May 2026.
Abstract Background Using inverse planning tools to create radiosurgery treatment plans is an iterative process, where clinical trade‐offs are explored by changing the relative importance given to different objectives and rerunning the optimizer until a desirable plan is found.
Joakim da Silva   +4 more
wiley   +1 more source

Modeling and Assessment of Lightning Hazards to Humans in Heritage Monuments in India and Sri Lanka

open access: yesIEEE Access, 2020
Lightning is one of the inevitable disastrous phenomena which in addition to damaging tall edifices, might also consequently endanger humans due to lightning-human interactions.
Venkatesh Srinivasan   +4 more
doaj   +1 more source

Surface and lightning sources of nitrogen oxides over the United States: Magnitudes, chemical evolution, and outflow [PDF]

open access: yes, 2007
We use observations from two aircraft during the ICARTT campaign over the eastern United States and North Atlantic during summer 2004, interpreted with a global 3-D model of tropospheric chemistry (GEOS-Chem) to test current understanding of regional ...
Avery, M A   +22 more
core   +2 more sources

Interplay Roles of Telework and Climate Hazard Risks in Recent Migration Trends in the United States

open access: yesPopulation, Space and Place, Volume 32, Issue 4, May 2026.
ABSTRACT Telework has become a lasting feature of the U.S. labor market, expanding workers' freedom to live farther from their workplaces. At the same time, climate hazards such as hurricanes, droughts, and floods are growing in severity and frequency, shaping where people feel safe and comfortable living.
Mohammed Iddrisu Kambala   +2 more
wiley   +1 more source

Cutoff and Emergence of Dart Leaders in an Unbranched Positive Leader Simulation

open access: yesGeophysical Research Letters
Channel cutoff is the process by which an active lightning channel cools down, goes dark, and loses its ability to effectively conduct electricity. Current cutoff precedes several lightning phenomena, notably dart leaders and return strokes, but the ...
J. G. Pantuso   +10 more
doaj   +1 more source

Examining charge transfer in an unusual rocket-triggered lightning flash with branched upward positive leaders

open access: yesEarth and Planetary Physics
We have examined an unusual rocket-triggered lightning flash during the summer campaign of the SHAndong Triggered Lightning Experiment (SHATLE) in 2018.
YaShun Tian   +8 more
doaj   +1 more source

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