Results 81 to 90 of about 1,452 (180)

Water color from Sentinel-2 MSI data for monitoring large rivers: Yangtze and Danube

open access: yesGeo-spatial Information Science
Rivers provide key ecosystem services that are inherently engineered and optimized to meet the strategic and economic needs of countries around the world.
Shenglei Wang   +6 more
doaj   +1 more source

The phylogenetic position of Brown trout (Salmo trutta L. 1758) in the Jajrud River using D-Loop sequence

open access: yesیافته‌های نوین در علوم زیستی, 2016
In this study phylogenetic relationship of the Jajrud River Brown trout Salmo trutta L. 1758 in the Namak Lake basin was analyzed using complete D-Loop sequence of the mitochondrial genome, compared to other Iranian populations of the species.
Qaffar Khosravani asl   +3 more
doaj  

An assessment of scale-sensitivity in policy design and implementation of the EU Water Framework Directive within the context of the Danube Basin

open access: yesWater Alternatives, 2020
Scales and boundaries are integral components of environmental governance policies. These scales and boundaries – administrative, political or institutional – usually do not align with biophysical scales.
Tahira Syed   +2 more
doaj  

Determination of water resources in rivers in the Bulgarian basins of the lower Danube

open access: yesJournal of the Geographical Institute Jovan Cvijic, SASA, 2017
Object of the study is surface water bodies from category “rivers” according to Water Framework Directive 2000/60/ЕС. Surface water assessment is important for number of activities such as: water management in the country, making reports to international agencies, determining the change of the resources in the light of upcoming climate changes.
Plamen Iliev Ninov   +2 more
openaire   +5 more sources

Prediction of oxygen regime indicators in Danube river

open access: yesЛюдина і довкілля: Проблеми неоекології
Purpose. To identify the dynamics of the oxygen regime of the Danube River and to develop a model for forecasting the oxygen regime of the Danube based on the analysis of biochemical oxygen demand (BOD) and reaeration processes, taking into account the ...
V. L. Bezsonnyi   +3 more
doaj   +1 more source

Distribution and dispersal of two invasive crayfish species in the Drava River basin, Croatia [PDF]

open access: yesKnowledge and Management of Aquatic Ecosystems, 2009
The aim of this work is to explore the current distribution and dispersal rates of two nonindigenous crayfish species (NICS) recorded in Croatia: the signal crayfish (Pacifastacus leniusculus) and spiny-cheek crayfish(Orconectes limosus).
S. Hudina   +4 more
doaj  

Contribution of the Danube tributaries in pollution of its water. Case Study: Evaluation of the Eselnita water river quality [PDF]

open access: yesCinq Continents, 2016
Contribution of the Danube tributaries in pollution of its water. Case Study: Evaluation of the Eșelnița water river quality. Developed on the south-eastern side of Almãjului Mountains, Eşelniţa drainage basin neighbours upon the following basins: upon
DANIELA VLAD
doaj  

LES MODELES MORPHOMETRIQUES DANS LE BASSIN HYDROGRAPHIQUE MRACONIA [PDF]

open access: yesAnnals of the University of Bucharest: Geography Series, 2011
The Mraconia catchment is a subbasin of the Danube, which is located in the Mountains of Banat, the basin is most developed in southern Almajului Mountains, which has an area about 115km².
NECULA MARIA-CATI
doaj  

Restoration potential for Danube River Basin, lower Danube and Mura Drava Danube Biosphere Reserve

open access: yesScientific Annals of the Danube Delta Institute, 2013
Originally main Danube basin floodplains would cover an area of 26,500 km², which is equal to about 3.3% of the total catchment size. In recent history, 80% have been cut off by dikes and dams for flood control, hydropower generation, to improve navigability or simply to meliorate land for agricultural purposes.
openaire   +2 more sources

Home - About - Disclaimer - Privacy