Results 81 to 90 of about 4,670 (221)

Retrieval of rice biophysical parameters from Sentinel‑2 using parsimonious multi‑output machine learning

open access: yesAgrosystems, Geosciences &Environment, Volume 9, Issue 2, June 2026.
Abstract Rice (Oryza sativa L.) crop monitoring in Africa requires efficient retrieval of biophysical parameters such as leaf area index (LAI) and leaf chlorophyll content (LCC), which are essential for crop stress detection and nutrient management.
Joseph Kagotho Muriithi   +5 more
wiley   +1 more source

Depolarization Property of Cirrus Clouds Over Hanoi [PDF]

open access: yes, 2017
Cirrus cloud is one of the most commonly occurring cloud types globally. The clouds are found mainly to consist of floating ice crystals, which can reflect strongly incoming radiation.
Bui Van, Hai   +4 more
core   +2 more sources

Intercomparison of CL31 and CL51 ceilometers and impact of installation angle on cloud base height measurement agreement

open access: yesWeather, Volume 81, Issue 6, Page 191-199, June 2026.
Lowest‐layer cloud base height (CBH) measurements obtained between July 2018 and December 2019 from four ceilometers at the Korea Standard Meteorological Observatory were compared to determine how ceilometer installation angle differentially affects CBH measurements.
Jaewon Kim   +3 more
wiley   +1 more source

Active Imaging through Cirrus Clouds

open access: yesOptics Express, 1997
The presence of clouds of ice particles in the uplink and downlink path of an illumination beam can severely impede the performance of an active imaging system. Depending on the optical depth of the cloud, i.e., its density and depth, the beam can be completely scattered and extinguished, or the beam can pass through the cloud with some fraction ...
B, Landesman   +4 more
openaire   +2 more sources

Evaluating the Biases in Indian Summer Monsoon Rainfall Simulation Using the Global Storm Resolving Models: An Assessment of the DYAMOND Models

open access: yesEarth and Space Science, Volume 13, Issue 6, June 2026.
Abstract This study evaluated the performance of various global storm‐resolving models (GSRMs) in simulating the Indian Summer Monsoon (ISM), highlighting the limitations of current global kilometer‐scale models in accurately representing precipitation patterns over the Indian subcontinent.
S. Lekshmi   +5 more
wiley   +1 more source

The origin of midlatitude ice clouds and the resulting influence on their microphysical properties [PDF]

open access: yesAtmospheric Chemistry and Physics, 2016
The radiative role of ice clouds in the atmosphere is known to be important, but uncertainties remain concerning the magnitude and net effects. However, through measurements of the microphysical properties of cirrus clouds, we can better characterize
A. E. Luebke   +11 more
doaj   +1 more source

Terrestrial Analogs to Titan for Geophysical Research

open access: yesReviews of Geophysics, Volume 64, Issue 2, June 2026.
Abstract Saturn's moon Titan exhibits remarkable parallels to the Earth in many geophysical and geological processes not found elsewhere in the solar system at the present day. These include a nitrogen atmosphere with a condensible gas—methane—replacing the Earth's water, leading to an active meteorology with rainfall and surface manifestations ...
Conor A. Nixon   +21 more
wiley   +1 more source

A Numerical Modeling Study on the Earth’s Surface Brightening Effect of Cirrus Thinning

open access: yesAtmosphere
Cirrus thinning, as one kind of geoengineering approach, not only cools our planet but also enhances the amount of sunlight reaching the Earth’s surface (brightening effect). This study delves into the brightening effect induced by cirrus thinning with a
Xiangjun Shi, Yuxin Liu, Jiaojiao Liu
doaj   +1 more source

Changes in Supersaturation Inside and Around Arctic Cirrus during Warm Air Intrusion Events [PDF]

open access: yesEPJ Web of Conferences
Cirrus clouds play a significant role in the radiative processes in the upper troposphere. Depending on the ambient conditions during their formation their micro- and macro-physical characteristics might differ, leading to different and potentially ...
Dekoutsidis Georgios   +2 more
doaj   +1 more source

Characteristics and Seasonal Variations of Cirrus Clouds from Polarization Lidar Observations at a 30°N Plain Site

open access: yesRemote Sensing, 2020
Geometrical and optical characteristics of cirrus clouds were studied based on one year of polarization lidar measurements (3969 h on 228 different days between March 2019 and February 2020) at Wuhan (30.5°N, 114.4°E), China.
Wei Wang   +5 more
doaj   +1 more source

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