Large-scale atmospheric circulation patterns associated with extreme monsoon precipitation in Pakistan during 1981–2018

W Ullah, G Wang, D Lou, S Ullah, AS Bhatti, S Ullah… - Atmospheric …, 2021 - Elsevier
Abstract Deviations in South Asian Summer Monsoon (SASM) precipitation affect the
regional floods and drought patterns. In the current study, in-situ observations from Pakistan …

Observed linkage between Tibetan Plateau soil moisture and South Asian summer precipitation and the possible mechanism

W Ullah, W Guojie, Z Gao, DF Tawia Hagan… - Journal of …, 2021 - journals.ametsoc.org
Abstract Understanding the Tibetan Plateau (TP) thermal processes is of utmost significance
in changing climate. This study investigates the effect of soil moisture in changing the TP …

Daytime and nighttime heat wave characteristics based on multiple indices over the China–Pakistan economic corridor

S Ullah, Q You, W Ullah, DFT Hagan, A Ali, G Ali… - Climate Dynamics, 2019 - Springer
The sharp rise in temperature has increased the frequency, intensity, duration, and timing of
heat waves (HWs) over different regions of the world. Due to climate change, the China …

Observed and predicted precipitation variability across Pakistan with special focus on winter and pre-monsoon precipitation

F Safdar, MF Khokhar, F Mahmood, MZA Khan… - … Science and Pollution …, 2023 - Springer
This study utilises ground, satellite and model data to investigate the observed and future
precipitation changes in Pakistan. Pakistan Meteorological Department's (PMD) monthly …

[HTML][HTML] Comparison of 2-m surface temperature data between reanalysis and observations over the Arabian Peninsula

W Ullah, K Alabduoli, S Ullah, SG Al-Ghamdi… - Atmospheric …, 2024 - Elsevier
The 2-m temperature data is a significant indicator for studying the weather extremes and
the exchange of water and energy fluxes between the surface and atmosphere. This study …

[HTML][HTML] Remote sensing-aided rainfall–runoff modeling in the tropics of Costa Rica

S Arciniega-Esparza, C Birkel… - Hydrology and Earth …, 2022 - hess.copernicus.org
Streamflow simulation across the tropics is limited by the lack of data to calibrate and
validate large-scale hydrological models. Here, we applied the process-based, conceptual …

[HTML][HTML] Spatio-temporal assessment of aerosol and cloud properties using MODIS satellite data and a HYSPLIT model: Implications for climate and agricultural …

M Haseeb, Z Tahir, SA Mahmood, S Batool… - Atmospheric …, 2024 - Elsevier
Understanding the spatiotemporal dynamics of aerosol optical characteristics is crucial for
assessing their impact on the climate system. This study focuses on Aerosol Optical Depth …

[HTML][HTML] Drought assessment through actual evapotranspiration in Mediterranean vegetation dynamics

M Perez, D Lombardi, G Bardino, M Vitale - Ecological Indicators, 2024 - Elsevier
The increasing dryness of the environment is due to the rapid rise in temperature and
changes in precipitation patterns. This has made it even harder for the soil to retain moisture …

Long-term changes in observed soil temperature over Poyang Lake Basin, China, during 1960–2016

D Lou, X Shi, W Ullah, D Shi, C Li, Y Chai… - Theoretical and Applied …, 2023 - Springer
A regional analysis of soil temperature (ST) is essential for improving our understanding of
the soil thermal regime and its link with the atmosphere. This study attempts to assess trends …

[HTML][HTML] Performance of climate reanalyses in the determination of pan-Arctic terrestrial rain-on-snow events

J Tao, X Cheng, L Zheng, XX Xiao, XY Zhong… - Advances in Climate …, 2023 - Elsevier
Abstract Rain-on-snow (ROS) events can cause rapid snowmelt, leading to flooding and
avalanches in the pan-Arctic and can also lead to starvation and the death of massive …