Results 1 to 10 of about 2,441 (159)

Autopistas y aeródromos

open access: yesInformes De La Construccion, 1957
Estado actual, realización y proyectos de algunas de las pistas de aeródromos y grandes vías de circulación en Francia. El autor se extiende, además, en algunas consideraciones de ejecución, características específicas y maquinaria auxiliar potente.
Georges Rodríguez
exaly   +6 more sources

Autopistas de California

open access: yesInformes De La Construccion, 1958
El extraordinario crecimiento de la circulación rodada en los últimos años y su acusado ritmo ascendente, fácilmente previsible para el futuro, obliga a pensar muy seriamente en el problema que entraña el movimiento de grandes cantidades de vehículos que, por añadidura, y a causa del dinamismo de la vida actual, necesitan marchar de prisa.
Equipo Editorial
exaly   +6 more sources

Autopistas urbanas: Santiago, Chile [PDF]

open access: yesArq, 2005
El sistema de concesiones de vías urbanas expresas cambió la manera de recorrer la ciudad y relacionarse con sus lugares, y también produjo la aparición de nuevos programas y problemas para la arquitectura: centrales administrativas y de control, atención de emergencias o casetas para monitoreo.
Alex Brahm
exaly   +5 more sources

Autopistas y distribuidores de Venezuela

open access: yesInformes De La Construccion, 1972
La creciente demanda del transporte urbano ha creado serios problemas de tránsito en las grandes ciudades. Para solucionarlo se hace preciso acometer importantes y variadas obras de ingeniería en todas ellas. Se describen en este articulo las más espectaculares, las cuales han hecho posible la perfección de la actual vialidad arterial de Caracas —a ...
Equipo Editorial
exaly   +5 more sources

Berries and bullets: influence of food and mortality risk on grizzly bears in British Columbia Bayas y balas: influencia de la alimentación y el riesgo de mortalidad en los osos grizzly en la Columbia Británica Des baies et des balles: influence de l'alimentation et risques de mortalité chez les ours grizzlys de la Colombie‐Britannique

open access: yesWildlife Monographs, Volume 213, Issue 1, November 2023., 2023
We developed a spatialized surface for the primary food of grizzly bears in southeast British Columbia. After using this huckleberry patch layer to model habitat selection, fitness, and density, in a bottom‐up top‐down paradigm, we found that huckleberry patches near forestry roads contribute very little to fitness and density.
Michael F. Proctor   +9 more
wiley   +1 more source

Effect of simulated heat waves on the behaviour of two mirid predators

open access: yesJournal of Applied Entomology, Volume 147, Issue 7, Page 486-498, August 2023., 2023
Abstract Extreme climatic events, including heat waves with high‐temperature peaks during the day, are expected to occur more often in many parts of the world due to climate change and may exert negative effects on existing biological control strategies.
Leticia Duarte Martinez   +2 more
wiley   +1 more source

Rickettsial pathogens drive microbiota assembly in Hyalomma marginatum and Rhipicephalus bursa ticks

open access: yesMolecular Ecology, Volume 32, Issue 16, Page 4660-4676, August 2023., 2023
Abstract Most tick‐borne pathogens (TBPs) are secondarily acquired by ticks during feeding on infected hosts, which imposes ‘priority effect’ constraints, as arrival order influences the establishment of new species in a microbial community. Here we tested whether once acquired, TBPs contribute to bacterial microbiota functioning by increasing ...
Apolline Maitre   +10 more
wiley   +1 more source

Courts as an arena for socioenvironmental change: Lessons from the Argentine courts

open access: yesEuropean Law Journal, Volume 29, Issue 3-6, Page 294-311, May-November 2023., 2023
Abstract Trends in the Argentine courts indicate a judicial preference towards flexibility in light of possibly serious environmental consequences, particularly in relation to mining. Through a liberal interpretation of constitutional provisions where collective environmental rights are threatened, the courts have expanded access to justice, leading ...
Asmaa Khadim
wiley   +1 more source

Roadkill patterns in Latin American birds and mammals

open access: yesGlobal Ecology and Biogeography, Volume 31, Issue 9, Page 1756-1783, September 2022., 2022
Abstract Aim Roads are a major threat for wildlife, degrading habitat and causing mortality via wildlife–vehicle collisions. In Latin America, the conjunction of high biodiversity and a rapidly expanding road network is reason for concern. We introduce an approach that combines species traits and habitat preferences to describe vulnerability and map ...
Pablo Medrano‐Vizcaíno   +6 more
wiley   +1 more source

Long‐term evolution of the chemical and structural stability of graphene oxide after storage as solid and as aqueous dispersion

open access: yesNano Select, Volume 2, Issue 11, Page 2168-2175, November 2021., 2021
Long‐term ambient storage of solid flakes and water dispersed graphene oxide show drastic structural and chemical changes which depend on both the storage conditions and storage time. Institute and/or researcher Twitter usernames: @cimav @cimavmty @alfondro.
Ulises Antonio Méndez‐Romero   +4 more
wiley   +1 more source

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