Results 161 to 170 of about 71,507 (288)

Deep Convection‐Driven Downward Transport of Trace Gases and Aerosols From the Free Troposphere to the Boundary Layer

open access: yesGeophysical Research Letters, Volume 53, Issue 4, 28 February 2026.
Abstract Deep convective clouds regulate Earth's energy and moisture budgets, yet their impact on the atmospheric boundary layer (BL) composition remains underexplored. Using long‐term observations from three mid‐latitude sites, we show that deep convection (DC) consistently enhances nighttime surface ozone and is often accompanied by modest increases ...
Manisha Mehra   +6 more
wiley   +1 more source

Corona Discharges Glow on Trees Under Thunderstorms

open access: yesGeophysical Research Letters, Volume 53, Issue 4, 28 February 2026.
Abstract Coronae, which are weak electrical discharges, have long been hypothesized to form on trees under thunderstorms, though never directly observed, characterized, or quantified. Using a newly developed instrument that measures ultraviolet emissions from coronae, the first direct observations and quantifications of coronae are presented for two ...
P. J. McFarland   +3 more
wiley   +1 more source

Assessment of climatic extremes over Northeast and West Coast regions of India

open access: yesGeoadria, 2015
Extreme weather and climate variability have become a subject of big concern worldwide. In response, efforts have been made to evaluate the trends in climatic parameters in two geographical regions of India – Northeast (NER) and West coast region (WCR ...
Tongdi Jamir, G. Krishna Kumar
doaj  

Observations and Modeling of the Longest‐Recorded Delayed Sprite

open access: yesGeophysical Research Letters, Volume 53, Issue 4, 28 February 2026.
Abstract Transient luminous events (TLEs), such as sprites, have been investigated via observations and simulations for decades. Recent TLE research has focused on effects leading to the delay of a sprite from its parent lightning flash. Here we investigate a sprite with by far the longest recorded delay to date, a delay of almost a full second (916.6 ±
Y. Yair   +10 more
wiley   +1 more source

Solar modulation of atmospheric electrification through variation of the conductivity over thunderstorms [PDF]

open access: yes
It is suggested that variations of the current in the global atmospheric electrical circuit can be produced through regulation of the resistance between the tops of thunderclouds and the ionosphere.
Markson, R.
core   +1 more source

Characterizing Australian Solar Resource Variability and Solar Droughts With Himawari‐8/9

open access: yesGeophysical Research Letters, Volume 53, Issue 4, 28 February 2026.
Abstract Solar energy is central to decarbonization and national energy plans, yet its deployment is limited by gaps in understanding how solar irradiance varies in space and time. We present the first continent‐scale, sub‐daily analysis of solar resource variability using Himawari‐8/9 satellite data for Australia's renewable energy zones.
C. P. Doedens   +3 more
wiley   +1 more source

Environments Associated With Lightning Occurrence Based on Pre‐ and Post‐Convective Rawinsonde Measurements in Central Europe

open access: yesGeophysical Research Letters, Volume 53, Issue 4, 28 February 2026.
Abstract Rawinsonde measurements from Central Europe were evaluated to investigate environments associated with lightning. The study compared lightning and non‐lightning profiles, pre‐ and post‐convective profiles, and varying lightning flash rates. In total, 137,501 quality‐controlled measurements from 2006 to 2018 were used, along with 327 convective
Patryk Matczak   +3 more
wiley   +1 more source

A study of point discharge current observations in the thunderstorm environment at a tropical station during the year 1987 and 1988 [PDF]

open access: yes
The results of the measurements of point discharge current observations at Pune, India, during years 1987 and 1988 are presented by categorizing and studying their number of spells, polar current average durations, and current magnitudes in day-time and ...
Kandalgaonkar, S. S.   +2 more
core   +1 more source

On the Beam Characteristics of X‐Ray Bursts Observed in Rocket‐Triggered Lightning

open access: yesGeophysical Research Letters, Volume 53, Issue 4, 28 February 2026.
Abstract Employing the multi‐station Thunderstorm Energetic Radiation Observation System, we detected X‐ray bursts during two rocket‐triggered lightning events in 2024. By innovatively integrating optical imaging with three‐dimensional lightning channel reconstruction based on Distributed Acoustic Sensing (DAS), we analyzed the X‐ray emission ...
Yuan Wang   +12 more
wiley   +1 more source

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