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السجلات المعروضة 81 -- 90 من 97
WorldView-3 mapping of Tarmat deposits of the Ras Rakan Island, Northern Coast of Qatar: Environmental perspective
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Elsevier
, 2021 , Article)
This study characterizes the spectral behavior of tarmats and maps the tarmat deposits found along the coast of Ras Rakan Island off Qatar using WorldView-3 (WV-3) sensor data. The laboratory spectra of tar materials showed ...
Vegetation responses to 26 years of warming at Latnjajaure Field Station, northern Sweden
(
NRC Research Press
, 2021 , Article)
Climate change is rapidly warming high latitude and high elevation regions influencing plant community composition. Changes in vegetation composition have motivated the coordination of ecological monitoring networks across ...
Assemblage of encrusting organisms on floating marine debris along the west coast of Qatar
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Qatar University Press
, 2021 , Poster)
The floating marine debris (FMD) and the associated rafting communities are one of the major stressors to ecosystem services, global biodiversity, economy, and human health. In this study, assemblages of encrusting organisms ...
Feminization of hawksbill turtle hatchlings in the twenty-first century at an important regional nesting aggregation
(
Inter Research
, 2021 , Article)
Projected climate change is forecasted to have significant effects on biological systems worldwide. Marine turtles in particular may be vulnerable, as the sex of their offspring is determined by their incubating temperature, ...
Relationship Between Tree Size, Sediment Mud Content, Oxygen Levels, and Pneumatophore Abundance in the Mangrove Tree Species Avicennia Marina (Forssk.) Vierh
(
MDPI
, 2021 , Article)
Mangroves are important in protecting and stabilizing coastal zones. Pneumatophores of the mangrove species Avicennia marina can form a large aboveground complex of aerial roots, which are important in supporting mangrove ...
Socio-ecological vulnerability and resilience of mountain communities residing in capital-constrained environments
(
Springer
, 2021 , Article)
The study evaluated perceived reactions and counter-actions of Himalayan communities to climate change. The evaluation was conducted through identification and characterization of 62 socio-environment-specific indicators ...
Origin of TPHs and PAHs in the marine sediment nearby oil and gas extraction sites on the west coast of Qatar
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Qatar University Press
, 2021 , Poster)
Total Petroleum Hydrocarbons (TPHs) and Polycyclic Aromatic Hydrocarbons (PAHs) are priority pollutants, which are known to be associated with petroleum products. They are released into the marine environment via accidental ...
Effects of ambient climate and three warming treatments on fruit production in an alpine, subarctic meadow community
(
Wiley
, 2021 , Article)
Premise
Climate change is having major impacts on alpine and arctic regions, and inter‐annual variations in temperature are likely to increase. How increased climate variability will impact plant reproduction is ...
Molluscan diversity influenced by mangrove habitat in the khors of Qatar
(
Springer
, 2021 , Article)
The Exclusive Economic Zone (EEZ) of Qatar is a rapidly developing region within the Arabian Gulf, where monitoring of changes in benthic biodiversity and its functioning is needed. The influence of mangroves and seasonality ...
Effect of Plant Growth Regulators on Callus Induction from Leaf and Petiole explants of Hummeid (Rumex Vesicarius)
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Qatar University Press
, 2021 , Poster)
Advancement in plant cell culture technology has permitted the increasing interest in harvesting plant metabolites from cell cultures. This technique is based on in vitro propagation of plant callus which contains many ...