Results 51 to 60 of about 15,947 (223)

Projected Evolution of Climatic Aridity in Spain: Robust Signals and Model Uncertainties

open access: yesInternational Journal of Climatology, EarlyView.
This study examines the projected evolution of climatic aridity in Spain throughout the 21st century, using the UNEP Aridity Index and CMIP6 simulations under different emission scenarios and global warming levels. Despite model biases, results show a general increase in aridity across the country, particularly in southern regions and the Canary ...
Víctor Trullenque‐Blanco   +5 more
wiley   +1 more source

Geoquímica orgánica de las lutitas lacustres de las cuencas cenozoicas lacustres del Duero y Ebro [PDF]

open access: yes, 2000
Biomarquer analytical results from Cainozoic age organic rich lutites from Dueto and Ebro basin drill holes are presented, The presence and abundance of n-alkane, n-metil ketones, n-etil"ketones, n-butil ketones and 'elemental sulphur are compared ...
Torres Pérez-Hidalgo, Trinidad José
core   +1 more source

Hydrological Alteration Index as an Indicator of the Calibration Complexity of Water Quantity and Quality Modeling in the Context of Global Change [PDF]

open access: yes, 2019
Modeling is a useful way to understand human and climate change impacts on the water resources of agricultural watersheds. Calibration and validation methodologies are crucial in forecasting assessments.
Bodoque, José María   +12 more
core   +6 more sources

Evaluating the Role of Social Capital for the Design of Sustainable River Governance Strategies: The Case of Tagus River

open access: yesSustainable Development, EarlyView.
ABSTRACT This study examines the role of social capital in designing and implementing more effective governance strategies to improve the state of the Tagus River's significantly deteriorated middle reach (Spain). We employed social network analysis (SNA) to evaluate the bonding, bridging and linking social capital and the quality of stakeholder ...
Leticia Blázquez   +2 more
wiley   +1 more source

A Numerical Study of the Effects of Density Contrast on Flow, Turbulence, and Mixing at the Negro/Solimoes Confluence, Brazil

open access: yesWater Resources Research, Volume 62, Issue 5, May 2026.
Abstract Eddy‐resolving numerical simulations are conducted to investigate the effects of density contrast between the confluent flows on hydrodynamics, coherent structures and mixing downstream of the confluence between the Negro and Solimões Rivers, Brazil, which is characterized by both a large discharge (>100,000 m3/s) and a large aspect‐ratio (W/D 
C. Jiang   +3 more
wiley   +1 more source

The Ebro River Basin

open access: yes, 2011
The physical framework and historic human influences in the Ebro River.- Hydology and sediment transport.- Hydrological impacts of climate change on the Ebro River basin.- Dams and Reservoirs in the lower Ebro River and its effects on the river thermal cycle.- Dissolved fluxes of the Ebro River basin (Spain): Impact of main lithologies and role of ...
openaire   +3 more sources

Timing of diagenesis and very low-grade metamorphism in the eastern sector of the Sierra de Cameros (Iberian Range, Spain): a U–Pb SHRIMP study on monazite [PDF]

open access: yes, 2009
The Sierra de Cameros is an intracontinental orogen and represents the north-western part of the Iberian Range in Northern Spain. It comprises a thick sequence of syn-rift continental sediments (mainly sandstones and carbonates) deposited during ...
Aleinikoff   +42 more
core   +2 more sources

NEW DATA ON THE SERTORIAN WAR AT THE VASCON SITE OF IRULEGI (ARANGUREN VALLEY, NAVARRE)

open access: yesOxford Journal of Archaeology, Volume 45, Issue 2, Page 180-203, May 2026.
Summary Literary sources provide limited information on specific developments during the civil wars of the late Roman Republic, including the Sertorian War. This study describes the attack on the Vascon settlement of Irulegi (Aranguren valley, Navarre), in northern Spain, within the context of this conflict, using the methodological and theoretical ...
Mattin Aiestaran   +12 more
wiley   +1 more source

Distribución de Tetrasporidium javanicum Möbius, 1893 (Chlorophyta : Tetrasporales) en la Cuenca del río Ebro [PDF]

open access: yes, 2012
During the implementation of the biological samplings in the CEMAS network (Control of the Status of Surface Water Bodies) in the Ebro River Basin, in application of the Water Framework Directive (period 2006-2010), the presence of the chlorophycean alga
Aboal, Marina   +5 more
core  

Flow regime patterns and their controlling factors in the Ebro basin (Spain) [PDF]

open access: yes, 2010
Natural intra-annual flow fluctuations vary between rivers, being a determining factor for aquatic insects, fish and riparian communities which are adapted to the habitat conditions and different flows throughout the seasons.
Arthington   +37 more
core   +2 more sources

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