Hydrogen energy systems: Technologies, trends, and future prospects by Abdellatif M. Sadeq (16931841)

“…Adoption at scale could decrease global <i>CO</i>_<em>2</em>emissions by up to 830 million tonnes annually. …”

A Multidecadal Assessment of Haze Development and Fluctuations in Visibility for Arabian Peninsula by Luqman Atique (16036586)

Assessment of High-resolution Local Emissions and Land-use in Air Quality Forecasting at an Urban, Coastal, Desert Environment by Christos Fountoukis (4722963)

Characterizing the dynamics of climate and native desert plants in Qatar by Meshal Abdullah (17746950)

“…<p>This study aims to measure changes in climatic factors and their relationship to vegetation growth in Qatar to develop a plant-climate characterization for native desert plants. …”

Characteristics of aerosols and planetary boundary layer dynamics during biomass burning season by Muhammad Zeeshaan Shahid (18131689)

The impact of COVID‐19 pandemic lockdown on smoking habits and lifestyle: A cross‐sectional study by Almu'atasim Khamees (11875640)

“…Most of our sample's smoker participants experienced a change in their smoking level mostly, an increase. …”

Effects of ethanol addition to diesel–biodiesel blends on the CI engine characteristics by Fakher Hamdi (21225134)

Crystallization properties of arsenic doped GST alloys by Vinod E. Madhavan (8136774)

“…Optical band gap (E_opt) values of the as-deposited films show a clear increasing trend; 0.6 eV for GST to 0.76 eV for (GST)_0.85As_0.15. The decreases in E_opt for the samples annealed at higher temperatures shows significant optical contrast between the as-deposited and annealed samples. …”

Renewable Energy, Coal as a Baseload Power Source, and Greenhouse Gas Emissions: Evidence from U.S. State-Level Data by Squalli, Jay

“…These findings have significant policy implications for the provision of guidance to policymakers in identifying optimal energy mixes and in pursuing realistic goals to enhance renewable energy penetration and to contribute to the current efforts of tackling climate change.…”
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Acquiring firms' stock returns by Raad, Elias

“…Results indicate that stockholders of mergers financed with stocks suffer significant losses. These losses are larger when management ownership is low and smaller in mergers that resulted in acquiring firm leverage decreases. …”
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β-2-himachalen-6-ol protects against skin cancer development in vitro and in vivo by Daaboul, Hamid E.

“…Also, there was a significant decrease in p-Erk and p-Akt protein levels. …”
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Association Between Three-Months Vitamin D Supplementation and Depressive Symptomatology incidence among Saudi Arabian Adults by Khaddaj, Rashel

“…Furthermore, the change between both groups was significantly different (-7.61 ±4.03 in the Vitamin D group, -3.50±1.54 in the control group; p=<0.001) Conclusion: The present study shows thata 50.000 IU/week dose of vitamin D supplementation for 3 months was enough to increase vitamin D levels beyond sufficient and decrease depression symptoms in Saudi Arabian Adults. …”
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Visitors off the trail: Impacts on the dominant plant, bryophyte and lichen species in alpine heath vegetation in sub-arctic Sweden by Monika, Rawat

“…With a greater decrease in taller forbs and shrubs than in graminoids and prostrate plants, a greater decrease in lichen than in bryophyte species, and a change in vegetation composition. …”
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Optimization of Electric Vehicles Wireless Charging by Gesrou, Abdalla

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Optimisation of PV Cleaning Practices: Comparison Between Performance Based and Periodic Based Approaches by ALHAJERI, RASHED ABDULLA

“…Adaptive periodic based manual cleaning approach where a changing cleaning period is fixed for each season based on significant variations of seasonal averages from the performance based manual cleaning approach, taken as 1 standard deviation from the season average. 3. …”
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Influenza prevalence and vaccine efficacy among diabetic patients in Qatar by Swapna, Thomas

“…Among the typed IVA-positive cases, 33.4% were H1N1, and 7.7% were H3N2. A significant decrease in influenza infections was reported in vaccinated DM patients (14.5%) when compared to non-vaccinated patients (18.9%) (p-value = 0.006). …”
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Effects of hydroxycut ingestion on the lipid profile & lipoproteine metabolism in the rat model. (c2004) by Khajag, Koulajian

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Why do some countries produce more capital intensive output than others? by Toukan, Amjad

“…Based on my model I offer an explanation for the variation in physical capital intensity across countries where the model predictions show that a lower quality of governance in a country results in a decrease in the output of capital-intensive goods and an increase in the output of labor-intensive goods. …”
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Influenza prevalence and vaccine efficacy among diabetic patients in Qatar by Swapna Thomas (17337925)

“…Among the typed IVA-positive cases, 33.4% were H1N1, and 7.7% were H3N2. A significant decrease in influenza infections was reported in vaccinated DM patients (14.5%) when compared to non-vaccinated patients (18.9%) (p-value = 0.006). …”

A Comparative study of Technical Efficiency in GCC Islamic Financial Institutions during the Global financial Crisis using Malmquist-Type Data Envelopment analysis by Al Hammadi, Khalid Faisal

“…The results suggest that generally GCC and non-GCC IFIs efficiency was not significantly affected by the financial crisis. However, Individual IFIs result showed that some bank has experienced increase or decrease of efficiency after the crisis. …”
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