Results 21 to 30 of about 1,343,572 (337)

Hydrogeochemical studies of groundwater in semi-arid areas of northern Ethiopia using geospatial methods and multivariate statistical analysis techniques

open access: yesApplied Water Science, 2023
The present study focused on evaluating the groundwater hydrogeochemical of shallow aquifers in the semi-arid areas of northern Ethiopia, using geospatial modelling and multivariate statistical techniques. Physico-chemical parameters, including pH, major
Haftay Hailu, Solomon Haftu
doaj   +1 more source

Data description of “building age map, Vienna, around 1920”

open access: yesData in Brief, 2022
Building age maps inventory the construction dates of buildings. While many cities routinely map the construction dates of present building stocks, building age maps of the distant past are mostly not available.
Ferdinand Reimer   +11 more
doaj   +1 more source

Research on the Development Process and Optimization Path of Crowdsourcing in China [PDF]

open access: yesE3S Web of Conferences, 2021
Crowdsourcing is an important form for enterprises to realize open innovation, which can gather the wisdom of the public and gather talents from various fields to participate in technological innovation and value creation.
Huang Yanrong, Huang Bin, Chen Min
doaj   +1 more source

The value of ASCAT soil moisture and MODIS snow cover data for calibrating a conceptual hydrologic model [PDF]

open access: yesHydrology and Earth System Sciences, 2021
Recent advances in soil moisture remote sensing have produced satellite data sets with improved soil moisture mapping under vegetation and with higher spatial and temporal resolutions.
R. Tong   +17 more
doaj   +1 more source

Water Productivity, Farmers Satisfaction, and Sustainability of Selected Small Scale Irrigation Schemes in Salale Zone, Ethiopia

open access: yesTurkish Journal of Agriculture: Food Science and Technology, 2022
In order to assess the potential, farmers satisfaction, and operation and maintenance issues of selected small scale irrigation schemes in Salale Zone Ethiopia, the study was designed with key objectives of evaluating the current status of irrigation ...
Habtamu Adenew Ulatu   +2 more
doaj   +1 more source

Diatoms as an indicator for tile drainage flow in a German lowland catchment

open access: yesEnvironmental Sciences Europe, 2018
Background The separation of runoff components within a model simulation is of great importance for a successful implementation of management measures.
Naicheng Wu   +3 more
doaj   +1 more source

Sediment concentration rating curves for a monsoonal climate: upper Blue Nile [PDF]

open access: yesSOIL, 2016
Information on sediment concentration in rivers is important for design of reservoirs and for environmental applications. Because of the scarcity of continuous sediment data, methods have been developed to predict sediment loads based on few ...
M. A. Moges   +6 more
doaj   +1 more source

Influence of water quality on benthic macroinvertebrates in a groundwater-dependent wetland

open access: yesFrontiers in Water, 2023
Benthic invertebrates communities are frequently used as indicators of aquatic ecosystem health since many species are sensitive to pollution and abrupt changes in their environment. Limited knowledge exists on the interlinkages of hydrological dynamics,
Kawawa Banda   +6 more
doaj   +1 more source

Rosemary (Rosmarinus officinalis L.) growth rate, oil yield and oil quality under differing soil amendments

open access: yesHeliyon, 2022
In this work, we examined the influence of different soil amendments namely cow manure alone (Cm), cow manure plus fertilizer (Cm + F), fertilizer alone (F) and unamended check, control on rosemary growth rate, fat content, oil yield and oil quality ...
Gikuru Mwithiga   +3 more
doaj   +1 more source

Evaluation of different calibration strategies for large scale continuous hydrological modelling [PDF]

open access: yesAdvances in Geosciences, 2012
For the analysis of climate impact on flood flows and flood frequency in macroscale river basins, hydrological models can be forced by several sets of hourly long-term climate time series.
M. Wallner, U. Haberlandt, J. Dietrich
doaj   +1 more source

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