نتایج جستجو برای: saline lake

تعداد نتایج: 93320  

Journal: :International Journal of Systematic and Evolutionary Microbiology 2016

Journal: :Hydrology and Earth System Sciences 2022

Abstract. We investigate how evaporation changes depending on the scales in Altiplano region of Atacama Desert. More specifically, we focus temporal evolution from climatological to sub-diurnal a high-altitude saline lake ecosystem. analyze trends over 70 years (1950–2020) at high-spatial resolution. The method is based downscaling 30 km ERA5 reanalysis data hourly resolution 0.1 spatial data, ...

Journal: :Inland Waters 2021

The Konya Closed Basin (KCB) in Turkey has a cold semiarid to warm Mediterranean climate and hosts the largest Turkish freshwater lake, Lake Bey?ehir, iconic saline Tuz. Using published as well our own ground-truth remote sensing data, we provide (1) brief description of paleoenvironmental changes KCB; followed by (2) detailed land use, crop farming, groundwater surface water levels, climate; (...

Journal: :Remote Sensing 2022

Recent improvements in earth observation technologies and Geographical Information System (GIS) based spatial analysis methods require us to examine the efficiency of different data-driven decision rules for soil salinity monitoring degradation mapping. The main objective this study was analyze environmental impacts Lake Urmia drought on risk plains surrounding hyper-saline lake. We monitored l...

Journal: :Quaternary 2023

Lake Kolon (Hungary), situated in the middle of Turjánvidék area between saline lakes Danube valley and Homokhátság, is one most significant natural aquatic habitats Danube–Tisza Interfluve region. The central question this study how lake changed, environmental factors human activities have influenced these paleoenvironmental changes Kolon. A multiproxy analysis a core sequence (loss on ignitio...

Journal: :Zbornik Matice Srpske Za Prirodne Nauke 2021

Alkaline saline ponds and lakes are habitats with unique biodiversity. The green alga of the genus Botryococcus was accidentally discovered during a micro-algal survey these in Serbia. Species B. terribilis found identified for first time Serbia small sandpit lake Rusanda Nature Park. sampling incomplete due to unknown origin orange-red surface scum. After identity species had been confirmed, t...

Journal: :Communications Faculty of Sciences University of Ankara Series C: biology, geological engineering and geophysical engineering 2023

This study presents the effect of cyanobacterium isolated from Bolluk Lake (Konya, Türkiye) which is a saline lake on growth performance Daphnia magna. Isolated cyanobacteria species were identified as Phormidium lucidum according to its 16S rDNA sequences. The effects different conditions including pH (7.18, 8.15, 9.17 and 10.26), light intensity (1200, 2400, 3600 4800 lux), temperature (10, 2...

2007
R. D. COLE

Douglas Creek arch in western Colorado and eastern Utah separates the Uinta and Piceance Creek basins. During deposition of the lower part of the Eocene Green River Formation, the arch provided a physical barrier dividing ancient Lake Uinta into two segments. As the lake expanded, the arch became a shoal area where marginal-lacustrine and mud flat sediment was deposited. Near the end of Green R...

2009
Abdeljabbar Hedi Najla Sadfi Marie-Laure Fardeau Hanene Rebib Jean-Luc Cayol Bernard Ollivier Abdellatif Boudabous

Bacterial and archaeal aerobic communities were recovered from sediments from the shallow El-Djerid salt lake in Tunisia, and their salinity gradient distribution was established. Six samples for physicochemical and microbiological analyses were obtained from 6 saline sites in the lake for physico-chemical and microbiological analyses. All samples studied were considered hypersaline with NaCl c...

Journal: :Biology letters 2016
Etienne Low-Décarie Gregor F Fussmann Alex J Dumbrell Graham Bell

Organisms that can grow in extreme conditions would be expected to be confined to extreme environments. However, we were able to capture highly productive communities of algae and bacteria capable of growing in acidic (pH 2), basic (pH 12) and saline (40 ppt) conditions from an ordinary freshwater lake. Microbial communities may thus include taxa that are highly productive in conditions that ar...

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