Results 121 to 130 of about 1,451,668 (305)

Los sistemas de información geográfica (SIG) : una herramienta en la gestión del espacio propuesta a un mapa de aptitud de suelos en la cuenca hidrográfica del Colca

open access: yesEspacio y Desarrollo, 1996
La creciente automatización durante las últimas décadas ha ido invadiendo diversos ámbitos, tanto el científico, como el de la vida cotidiana. Esto no resulta ajeno en las Ciencias Geográficas.
Miriam Nagata Shimabuku
doaj  

The surface features and soil pattern of the Hamilton basin [PDF]

open access: yes, 1967
The Holocene history of the Hamilton basin and development of the soil pattern are closely related. The basin was partly filled by the large alluvial fan of the Waikato River which partly buried a hilly, ash-covered landscape.
McCraw, J.D.
core   +1 more source

Hepatic morphology and serum biochemical profile according to dry and rainy seasons in Pygocentrus nattereri (Characiformes: Serrasalmidae)

open access: yesThe Anatomical Record, EarlyView.
Abstract This study investigated the physiological and morphological adaptations of the liver of the carnivorous fish Pygocentrus nattereri (piranha) in response to seasonal variations (dry and rainy seasons) in the Brazilian Pantanal. The objective was to describe how the liver, a central organ in metabolic regulation, responds to environmental ...
Maria Eduarda Corona Garcia   +9 more
wiley   +1 more source

THE AGRICULTURE SECTOR AND ITS IMPACT ON SYRIA'S WATER BASINS BETWEEN 1980 -2010.

open access: yesEuropean Journal of Geography, 2023
In the Syrian Arab Republic, water has become progressively scarcer and the demand has exceeded the supply and the availability of extant resources. Syria is considered a country of limited water resources.
Firas ARRAF
doaj  

A Kaluza-Klein Subttractor

open access: yes, 2013
We generalize the results of arXiv:1212.1875 and arXiv:1212.6919 on attraction basins and their boundaries to the case of a specific class of rotating black holes, namely the ergo-free branch of extremal black holes in Kaluza-Klein theory.
Jana, Sanjib, Krishnan, Chethan
core   +1 more source

Evolutionary radiation of large‐bodied gorgonopsians from the lower Abrahamskraal formation of South Africa

open access: yesThe Anatomical Record, EarlyView.
Abstract The middle Permian represents a critical interval in therapsid evolution, when gorgonopsians emerged as some of the first specialized apex predators within terrestrial ecosystems. Despite their significance, the early diversification of Gorgonopsia in Gondwana remains poorly understood due to scarcity and fragmentary material.
Zanildo Macungo   +5 more
wiley   +1 more source

Water allocation policies for the Dong Nai River Basin in Vietnam: an integrated perspective [PDF]

open access: yes
Recent water sector reforms, increased scarcity and vulnerability of existing water resources, combined with declining public funding available for large-scale infrastructure investment in the sector have led to an increased awareness by the Government ...
Ringler, Claudia, Vu Huy, Nguyen
core  

Under the Shade of a Coolabah Tree: A Second Cache of Tulas From the Boulia District, Western Queensland

open access: yesArchaeology in Oceania, EarlyView.
ABSTRACT This paper reports on the excavation of a cache of stone artefacts, buried on the bank of a waterhole or ‘billabong’ in central western Queensland. This is an extremely rare find, and yet it is the second such site to be reported within less than a 10 km radius.
Yinika L. Perston   +5 more
wiley   +1 more source

Megasequence architecture of Taranaki, Wanganui, and King Country basins and Neogene progradation of two continental margin wedges across western New Zealand. [PDF]

open access: yes, 2002
Taranaki, Wanganui and King Country basins (formerly North Wanganui Basin) have been regarded as discrete basins, but they contain a very similar Neogene sedimentary succession and much of their geological history is held in common.
Bland, Kyle J.   +8 more
core   +1 more source

Trends and Current Situation of China's Meat Sector

open access: yesAnimal Research and One Health, EarlyView.
ABSTRACT As the world's largest meat producer, consumer, and importer, China's meat sector has undergone profound transformation over the past decade, driven by biological crises (e.g., African Swine Fever), environmental policies, and global market integration. This study analyzes the sector's production restructuring, consumption diversification, and
Zengyong Zhu
wiley   +1 more source

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