Results 71 to 80 of about 8,343,117 (194)

Insight from the 5th World Water Forum on Securing Water for Food and Ecosystems in Africa : Report on BOCI Project BO-10-004-003: Water Conventions [PDF]

, 2009
Water scarcity is considered to be one of the largest threats for many parts of Africa. Under water scarce conditions reducing the consumption of water and preventing pollution of accessible water resources is essential.
Wageningen International
core  

Integrated Assessment of Metal Contamination of Soils, Sediments, and Runoff Water in a Dry Riverbed from a Mining Area Under Torrential Rain Events

Land
Dry riverbeds can transport mining waste during torrential rain events, disseminating pollutants from mining areas to natural ecosystems. This study evaluates the impact of these mine wastes on soils, sediments, and runoff/pore water in the La ...
José Cuevas, Ángel Faz, Silvia Martínez-Martínez, Juan Beltrá, José A. Acosta   +4 more
doaj   +1 more source

Calculation of the crack resistance of reinforced concrete elements with allowance for the levels of normal crack formation

MATEC Web of Conferences, 2018
The separate experimental investigations results and the major drawbacks of existing methods of calculating the reinforced concrete elements crack resistance are considered in detail, taking into account the process of multilevel formation and crack ...
Romashko Vasyl, Romashko Olena
doaj   +1 more source

Significance of the Easy-to-use Water Quality Checker for Participative Environmental Monitoring and Experience Based Learning [PDF]

, 2010
Pack Test is a series of products of Kyoritsu Chemical-Check Laboratory Cooperation, Japan. It is easy-to-use, anybody can use at anywhere, low cost, nontoxic, safe, and professional-use, onetime use ion-selective color metric water quality checker.
Hakim, L. (Luchman), Heryansyah, A. (Arien), Kikuchi, A. (Akira), Romaidi, R. (Romaidi)   +3 more
core  

Multifunctional Greenway Approach for Landscape Planning and Reclamation of a Post-Mining District: Cartagena-La Unión, SE Spain

Land
Establishing a sustainable framework for remediating environmental degradation caused by historical mining operations in the Sierra Minera of Cartagena-La Unión, southeastern Spain, is a critical imperative.
Angel Faz, Sebla Kabas, Raul Zornoza, Silvia Martínez-Martínez, Jose A. Acosta   +4 more
doaj   +1 more source

Evaluation of bond between reinforcement and concrete

MATEC Web of Conferences, 2018
The scheme of stressed state changes of the concrete contact layer and reinforcing rod during its pulling out of concrete is considered. The most important drawbacks of the known methods for evaluating the bond strength of reinforcement to concrete have ...
Romashko Olena, Romashko Vasyl
doaj   +1 more source

Three-Dimensional Studies on Compressed Gas Diffusion Layers and the Water Distribution in Operating Fuel Cells Using Synchrotron X-ray Imaging [PDF]

, 2012
Christian Tötzke, Ingo Manke, Tobias Arlt, Henning Markötter, André Hilger, Frank Wieder, J. Bohner, Werner Lehnert, Gerd Gaiselmann, Volker Schmidt, Jan Haußmann, Joachim Scholta, H. Riesemeier, Andreas Kupsch, John Banhart   +14 more
openalex   +1 more source

Improving Irrigation Scheduling and Water use Efficiency in Cotton [PDF]

, 1989
Cotton (Gossypium hirsutum L) is an important crop in the southern United States. The crop is grown in both irrigated and rainfed situations and is seldom free from periods of water shortages at some stage during the season.
Oosterhuis, Derrick M.
core   +2 more sources

Water Retention in a Small Agricultural Catchment and its Potential Improvement by Design of Water Reservoirs – A Case Study of the Bílý Potok Catchment (Czechia)

European Countryside, 2018
Water retention in the landscape is discussed in the context of conservation and improvement of both its productive and non-productive functions. We analysed the retention potential of a small agricultural catchment associated with the Bílý potok brook ...
Doležal Petr, Konečná Jana, Karásek Petr, Podhrázská Jana, Pochop Michal   +4 more
doaj   +1 more source

Evaluating the impact of drought and water restrictions on agricultural production in irrigated areas through crop water productivity functions and a remote sensing-based evapotranspiration model

Agricultural Water Management
In Mediterranean regions, climate change is leading to reduced precipitation, along with more frequent and severe droughts, and prolonged periods of water scarcity. In this context, as reservoir levels drop dramatically, some irrigated agricultural areas
Joaquim Bellvert, Magí Pamies-Sans, Jaume Casadesús, Joan Girona   +3 more
doaj   +1 more source