Claudia Aracena

ORCID: 0000-0002-6558-9093
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About
Contact & Profiles
Research Areas
  • Marine and coastal ecosystems
  • Geology and Paleoclimatology Research
  • Marine Biology and Ecology Research
  • Isotope Analysis in Ecology
  • Oceanographic and Atmospheric Processes
  • Hydrocarbon exploration and reservoir analysis
  • Ocean Acidification Effects and Responses
  • Methane Hydrates and Related Phenomena
  • Environmental and Cultural Studies in Latin America and Beyond
  • Smart Materials for Construction
  • Forest ecology and management
  • Hydrology and Watershed Management Studies
  • Marine animal studies overview
  • Seedling growth and survival studies
  • Atmospheric and Environmental Gas Dynamics
  • Geological Studies and Exploration
  • Water Quality Monitoring and Analysis
  • earthquake and tectonic studies
  • Pleistocene-Era Hominins and Archaeology
  • Forest Ecology and Biodiversity Studies
  • Soil erosion and sediment transport
  • Forest Insect Ecology and Management
  • Arctic and Antarctic ice dynamics
  • Marine Bivalve and Aquaculture Studies
  • Water Quality Monitoring Technologies

Austral University of Chile
2005-2023

Universidad Bernardo O'Higgins
2021-2023

Universidad de Magallanes
2018

University of Concepción
1994-2015

Glacial millennial‐scale paleoceanographic changes in the Southeast Pacific and adjacent Southern Ocean are poorly known due to scarcity of well‐dated high resolution sediment records. Here we present new surface water records from core MD07‐3128 recovered at 53°S off entrance Strait Magellan. The alkenone‐derived sea temperature (SST) record reveals a very strong warming ca. 8°C over last Termination substantial variability glacial section largely consistent with our planktonic foraminifera...

10.1029/2010pa002049 article EN Paleoceanography 2011-08-05

Abstract. The dissolved oxygen (DO) levels of coastal ocean waters have decreased over the last few decades in part because increase surface and subsurface water temperature caused by climate change, reduction ventilation, stratification eutrophication. In addition, biological human activity zones, bays, estuaries has contributed to acceleration current loss. Patagonian fjord channel system is one world region where low-DO (LDOW, 30 %–60 % saturation) hypoxia conditions (<30 saturation, 2...

10.5194/bg-21-1433-2024 article EN cc-by Biogeosciences 2024-03-20

Abstract. The dissolved oxygen (DO) levels of oceanic-coastal waters has decreased over the last decade owing to increase in surface water temperature caused by climate change. In addition, biological and human activity coastal zones, bays, estuaries contributed acceleration current deoxygenation. Patagonian fjord channel system is one world region where low DO (LDOW, 30 %–60 % saturation) hypoxia conditions (< saturation, 2 ml L−1 or 89.2 µmol L−1) observed. An in-situ data set...

10.5194/egusphere-2023-706 preprint EN cc-by 2023-04-26

Es conocido que las especies arboreas y la estructura de los bosques tienen un significativo impacto sobre depositacion N, requerimientos nitrogeno deciduos son mayores coniferas. Sin embargo, el conocimiento acerca efectos sustitucion vegetacion nativa chilena por plantaciones exoticas ciclo del N es escaso. El objetivo este estudio fue determinar reemplazo bosque nativo Nothofagus obliqua una plantacion Pinus radiata quimica precipitacion directa, escurrimiento fustal, infiltracion...

10.4067/s0717-66432005000200004 article ES Gayana. Botánica 2005-01-01

Chips of Pinus radiata were sampled in autumn 1993 the port San Vicente Chile (VIII Región).Abundant fauna microarthropods such as Collembolla (Entomobryidae), Coleoptera (Staphylinidae, Lathridiidae), Acari (Mesostigmata) was recorded.Other (Cryptophagidae and Carabidae), Diptera Hemiptera considered attending because low percentage records. RESUMENEn muestras de astillas obtenidas en otoño el puerto Región) se registra la presencia abundantes microartrópodos, como (Mesostigmata).Otros y...

10.4206/bosque.1994.v15n1-09 article ES Bosque (Valdivia) 1994-01-01
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