Results 1 to 10 of about 106,781 (241)

Mapping of Nighttime Light Trends and Refugee Population Changes in Ukraine During the Russian–Ukrainian War

open access: yesFrontiers in Environmental Science, 2023
The nighttime lights accurately and coherently depict how humans live. This study uses nighttime light measurements to quantify changes in nighttime lighting and refugee population in Ukraine before and after the war.
Xiaoxiao Niu
exaly   +3 more sources

Applications of Satellite Remote Sensing of Nighttime Light Observations: Advances, Challenges, and Perspectives

open access: yesRemote Sensing, 2019
Nighttime light observations from remote sensing provide us with a timely and spatially explicit measure of human activities, and therefore enable a host of applications such as tracking urbanization and socioeconomic dynamics, evaluating armed conflicts
Bailang Yu, Wenting Cao, Min Zhao
exaly   +3 more sources

PM2.5 Estimation in Day/Night-Time from Himawari-8 Infrared Bands via a Deep Learning Neural Network

open access: yesRemote Sensing, 2023
Satellite-based PM2.5 estimation is an effective means to achieve large-scale and long-term PM2.5 monitoring and investigation. Currently, most of methods retrieve PM2.5 from satellite-derived aerosol optical depth (AOD) or top-of-atmosphere reflectance (
Junwei Wang   +7 more
doaj   +1 more source

Assessment of BRDF Impact on VIIRS DNB from Observed Top-of-Atmosphere Reflectance over Dome C in Nighttime

open access: yesRemote Sensing, 2021
The Day–Night Band (DNB) imaging sensor of the Visible Infrared Imaging Radiometer Suite (VIIRS) adds nighttime monitoring capability to the Suomi National Polar-Orbiting Partnership and National Oceanic and Atmospheric Administration 20 weather ...
Jinjin Li   +7 more
doaj   +1 more source

Physical Exercise in Resistant Hypertension: A Systematic Review and Meta-Analysis of Randomized Controlled Trials

open access: yesFrontiers in Cardiovascular Medicine, 2022
Physical exercise reduces blood pressure (BP) in patients with hypertension in general but more evidence is needed specifically for a high-risk phenotype associated with intensive medication, resistant hypertension (RH).
Gonzalo Saco-Ledo   +6 more
doaj   +1 more source

An Improved Index for Urban Population Distribution Mapping Based on Nighttime Lights (DMSP-OLS) Data: An Experiment in Riyadh Province, Saudi Arabia

open access: yesRemote Sensing, 2021
Knowledge of the spatial pattern of the population is important. Census population data provide insufficient spatial information because they are released only for large geographic areas.
Mohammed Alahmadi   +3 more
doaj   +1 more source

Response of Soil Respiration to Storage Irrigation and Freeze-thaw Cycles in Extremely Arid Areas

open access: yesShuitu baochi tongbao, 2022
[Objective] The effects of water storage irrigation and seasonal freezing and thawing on soil respiration were determined in order to improve the utilization efficiency of irrigation water resources, and save irrigation water resources at Shiyang River ...
Yang Shijun   +3 more
doaj   +1 more source

Using Nighttime Lights Data to Assess the Resumption of Religious and Socioeconomic Activities Post-COVID-19

open access: yesRemote Sensing, 2023
The COVID-19 pandemic greatly impacted socioeconomic life globally. Nighttime-lights (NTLs) data are mainly related to anthropogenic phenomena and thus have the ability to monitor changes in socioeconomic activity.
Mohammed Alahmadi   +3 more
doaj   +1 more source

Association of nighttime physical activity with all-cause and cardiovascular mortality: Results from the NHANES

open access: yesFrontiers in Cardiovascular Medicine, 2022
BackgroundNighttime physical activity (PA) has significant effects on human health. Whether excessive nighttime PA is associated with adverse long-term prognosis remains unknown.MethodsThree thousand six hundred ninety adults from the US National Health ...
Jiayi Yi   +12 more
doaj   +1 more source

Comparative Study of Predominantly Daytime and Nighttime Lightning Occurrences and Their Impact on Ionospheric Disturbances

open access: yesRemote Sensing, 2022
Space weather events adversely impact the operations of Global Navigation Satellite Systems (GNSS). Understanding space weather mechanisms, interactions in the atmosphere, and the extent of their impact are useful in developing prediction and mitigation ...
Louis Osei-Poku   +4 more
doaj   +1 more source

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