Results 41 to 50 of about 1,016,504 (237)

ESR dating of Middle Pleistocene archaeo-paleontological sites from the Manzanares and Jarama river valleys (Madrid basin, Spain)

open access: yesQuaternary International, 2017
In this work, three important Pleistocene sites of the Madrid basin located close to the junction of the Manzanares (PRERESA site) and the Jarama (Valdocarros site and Maresa quarry) rivers have been studied in order to improve the existing chronological
Davinia Moreno   +7 more
semanticscholar   +1 more source

Current status of las tablas de daimiel national park wetland and actions required for conservation [PDF]

open access: yes, 2019
Wetlands are complex ecosystems that play multiple roles. ‘Las Tablas de Daimiel National Park’ (TDNP) undoubtedly plays a role in several ecosystem services and provides a connection between nature, farmers, scientists, residents, and other stakeholders.
Bravo-Martin, Sandra   +3 more
core   +2 more sources

Quercus texana ‘Jin Fen Shi Jia’: A New Colored Landscape Tree

open access: yesHortScience, 2023
Quercus L. is an important tree of the family Fagaceae, and widely distributed in Asia, Africa, Europe, and the Americas (Jiang et al. 2019). There are ∼500 species, which can be generally divided into two subgenera and eight sections (Chassé 2018).
Hainan Sun   +3 more
doaj   +1 more source

The water footprint of olives and olive oil in Spain [PDF]

open access: yes, 2009
This paper evaluates the water footprint of Spanish olives and olive oil over the period 1997-2008. In particular, it analyses the three colour components of the water footprint: green (rainwater stored in the soil), blue (surface and groundwater) and ...
Aldaya, Maite M.   +4 more
core   +5 more sources

First GPS measurements across the Central-Western Mediterranean area

open access: yesAnnals of Geophysics, 1999
This paper concerns the displacement field of the central-western part of the Mediterranean basin estimated by the analysis of three repeated GPS surveys (1995, 1996 and 1997) consisting of 8 sites of a network.
N. Saadi   +9 more
doaj   +1 more source

Geoarchaeology and Heritage Management: Identifying and Quantifying Multi-Scalar Erosional Processes at Kisese II Rockshelter, Tanzania

open access: yesFrontiers in Earth Science, 2022
Natural and anthropogenically induced soil erosion can cause serious loss of the archaeological record. Our work shows the value of multi-scalar geoarchaeological study when excavating and re-excavating rockshelters in a highly dynamic sedimentary ...
Ilaria Patania   +19 more
doaj   +1 more source

Ostracode-based aminostratigraphy and aminochronology of a tufa system in central Spain [PDF]

open access: yes, 2005
In the Priego area, central Spain, extensive tufa deposits are located in three small tributaries located at the head of the 1000 kmlong Tagus River. The deposits are originated after karst-origin running waters emerged from the confines of the canyons ...
Andrews   +46 more
core   +2 more sources

The saddle-straddle method to test for Wada basins

open access: yes, 2020
First conceived as a topological construction, Wada basins abound in dynamical systems. Basins of attraction showing the Wada property possess the particular feature that any small perturbation of an initial condition lying on the boundary can lead the ...
Daza, Alvar   +2 more
core   +1 more source

Continuous multi-criteria methods for crop and soil conservation planning on La Colacha (Río Cuarto, Province of Cordoba, Argentina) [PDF]

open access: yes, 2012
Agro-areas of Arroyos Menores (La Colacha) west and south of Rand south of R?o Cuarto (Prov. of Cordoba, Argentina) basins are very fertile but have high soil loses.
Aguado Cortijo, Pedro Luis   +7 more
core   +2 more sources

Landscape evolution during the Middle and Late Pleistocene in the Madrid Basin (Spain): Vegetation dynamics and human activity in the Jarama-Manzanares rivers (Madrid) during the Pleistocene

open access: yesQuaternary International, 2019
The evolution of the landscape surrounding the rivers of the Madrid basin during the Middle Pleistocene is summarised in the present paper. Patterns of adaptation of human populations who settled on the riverbanks have been established in this area ...
M. Gil-García   +4 more
semanticscholar   +1 more source

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