Agustina Malizia

Agustina Malizia
National University of Tucuman | UNT · Instituto de Ecología Regional (IER)

Dr. en Ciencias Biologicas

About

67
Publications
38,479
Reads
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1,958
Citations
Citations since 2016
42 Research Items
1497 Citations
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2016201720182019202020212022050100150200250300
2016201720182019202020212022050100150200250300
Introduction
Mis líneas de investigación incluyen: ecología de bosques y ecología de residuos plásticos en ambientes subtropicales del noroeste de Argentina. Estoy interesada en la dinámica de bosques subtropicales; y su relación con el cambio climático, cambio de uso de la tierra y la invasión por especies exóticas. También estoy interesada en la dinámica de los residuos sólidos urbanos, principalmente plásticos, a diferentes escalas espaciales del paisaje.
Additional affiliations
May 2010 - April 2020
National University of Tucuman
Position
  • CONICET Researcher
January 2007 - December 2010
National University of Tucuman

Publications

Publications (67)
Article
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R������. Las parcelas forestales permanentes son áreas de muestreo donde se registran periódicamente la identidad, abundancia y tamaño de los árboles, para estudiar cómo cambian los bosques en relación con el clima, los disturbios naturales y los usos y manejos. Hasta hoy, los patrones de cambio observados con parcelas permanentes en la Argentina t...
Article
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Plastic production has been increasing exponentially in the last 60 years, but plastic disposal is out of control, resulting in the pollution of all ecosystems on Earth. Finding alternative environmentally sustainable choices, such as biodegradation by insects and their associated gut microbiota, is crucial, however we have only begun to characteri...
Article
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Low density polyethylene (LDPE), biaxially oriented polypropylene (BOPP), and expanded polystyrene (EXPS) are the most common plastics found in every home of the world, but only ~10% enter the recycling chains. Consequently, the study of plastic biodegradation by microorganisms and insects, such as the wax moths, has gained special interest. Galler...
Article
Data on tropical forests are in high demand. But ground forest measurements are hard to sustain and the people who make them are extremely disadvantaged compared to those who use them. We propose a new approach to forest data that focuses on the needs of data originators, and ensures users and funders contribute properly.
Article
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Most studies on forest transition (FT) have focused on temporal patterns of forest cover across whole countries or regions, without much consideration of the local spatio-temporal heterogeneity or the species composition of new forests. We hypothesize that peri-urban forest transitions are driven by processes associated with urban-based economies a...
Chapter
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CAPITULO 7. YUNGAS. Las Yungas proveen múltiples recursos forestales madereros y no madereros de importancia regional, tienen una rol clave como proveedor de servicios ecosistémicos y albergan una extraordinaria biodiversidad. Con más de 3 millones de hectáreas en la actualidad, el 30% de las Yungas ha sido transformado a otros usos de la tierra y...
Article
Tree mortality and its relationships with forest structure and environmental factors have been studied for many decades using permanent plots. In the last decades, plot monitoring showed that tree mortality rates were increasing in tropical and temperate regions. We analyzed tree mortality in subtropical montane forests of Northwestern Argentina to...
Article
Tropical forests are the most diverse and productive ecosystems on Earth. While better understanding of these forests is critical for our collective future, until quite recently efforts to measure and monitor them have been largely disconnected. Networking is essential to discover the answers to questions that transcend borders and the horizons of...
Article
Tropical forests are the most diverse and productive ecosystems on Earth. While better understanding of these forests is critical for our collective future, until quite recently efforts to measure and monitor them have been largely disconnected. Networking is essential to discover the answers to questions that transcend borders and the horizons of...
Article
Tropical forests are the most diverse and productive ecosystems on Earth. While better understanding of these forests is critical for our collective future, until quite recently efforts to measure and monitor them have been largely disconnected. Networking is essential to discover the answers to questions that transcend borders and the horizons of...
Article
Full-text available
It is largely unknown how South America's Andean forests affect the global carbon cycle, and thus regulate climate change. Here, we measure aboveground carbon dynamics over the past two decades in 119 monitoring plots spanning a range of >3000 m elevation across the subtropical and tropical Andes. Our results show that Andean forests act as strong...
Article
en Forest biomass plays an important role in the global carbon cycle. Therefore, understanding the factors that control forest biomass stocks and dynamics is a key challenge in the context of global change. We analyzed data from 60 forest plots in the subtropical Andes (22–27.5° S and 300–2300 m asl) to describe patterns and identify drivers of abo...
Article
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Ligustrum lucidum is a highly invasive East Asian tree that successfully colonizes several subtropical and temperate areas around the world. Its invasion capacity results from a widespread human use mostly in urban and periurban settings, very abundant fruit and seed production, small bird-dispersed fruits, high germination rates, resprouting capac...
Article
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Qué ocurre primero: el dengue o las condiciones socio-ambientales desfavorables para que el mosquito Aedes aegypti exista? La respuesta desde una visión integrada es "ambas y de manera sinérgica". Será difícil controlar al dengue, una enfermedad viral transmitida por el mosquito Ae. aegypti, si no mejoramos estas condiciones. En el Gran San Miguel...
Article
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In most of the planet, large herbivore communities have been replaced by livestock, but this process is reversing in many places. Here, we outline and review the pathways of “megaherbivore rewilding transitions” in three social-ecological-systems of subtropical Argentina. In the extensive arid high-elevation Puna plateau we observed a “rapid rewild...
Article
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Our knowledge about the structure and function of Andean forests at regional scales remains limited. Current initiatives to study forests over continental or global scales still have important geographical gaps, particularly in regions such as the tropical and subtropical Andes. In this study, we assessed patterns of structure and tree species dive...
Article
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What kind of research questions do ecologists make in relation to plastic waste in Argentina? This question gathered a group of researchers at the symposium “Ecology of plastic waste: What do we study in Argentina?”, held at the XXVIII Argentinian Ecology Meeting. In this communication we analyze the national context on plastic waste. Our studies o...
Article
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La incógnita planteada en el título reunió a un grupo de investigadores en el simposio “Ecología de residuos plásticos: ¿Qué estudiamos en Argentina?”, llevado a cabo en la XXVIII Reunión Argentina de Ecología. En esta comunicación hacemos un análisis del contexto nacional sobre residuos plásticos. Nuestros estudios en ecología de plásticos buscaro...
Article
Liana dynamics in secondary and mature forests are well known in tropical areas dominated by native tree species. Outside the tropics and in secondary forests invaded by exotic species, knowledge is scarce. In this study, we compare liana communities between secondary and mature forests dominated by native species in a subtropical montane area of S...
Article
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In Fig. 2 of this Article, the positive part of the y axis scale should read 0, 0.02, 0.04 instead of 0, 0.04, 0.02. This has been corrected online.
Article
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Global warming is forcing many species to shift their distributions upward, causing consequent changes in the compositions of species that occur at specific locations. This prediction remains largely untested for tropical trees. Here we show, using a database of nearly 200 Andean forest plot inventories spread across more than 33.5° latitude (from...
Article
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As global climate change leads to warmer and dryer conditions in the central Andes, alpine plant communities are forced to upward displacements following their climatic niche. Species range shifts are predicted to have major impacts on alpine communities by reshuffling species composition and abundances. Using a standardized protocol, we surveyed a...
Article
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In this note we report Achroia grisella F. (Lepidoptera: Pyralidae), a beehive pest, for the first time in Argentina. In addition, we report observations of the larvae of this pest species consuming silo-bags, a material commonly used in the country for hive management. Silo-bags are composed of three layers of polyethylene and one anti-UV layer an...
Article
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Phenology is a key ecosystem process that reflects climate–vegetation functioning, and is an indicator of global environmental changes. Recently, it has been suggested that land-use change and timber extraction promote differences in forest phenology. We use remote-sensing data to describe regional leaf phenological patterns in combination with fie...
Article
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The long-term survival of Andean forest landscapes (AFL) and of their capacity to contribute to sustainable development in a context of global change requires integrated adaptation and mitigation responses informed by a thorough understanding of the dynamic and complex interactions between their ecological and social components. This article propos...
Article
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Ligustrum lucidum, native of China, is one of the dominant exotic and invasive tree species in secondary forests in Argentina. 1) We assessed its invasion during 20 years in post-agricultural secondary forests dominated by native tree species, and 2) evaluated tree demographic rates of native individuals under and away from L. lucidum trees that in...
Article
Changes in density and basal area of lianas ≥2 cm diameter were monitored in two 1-ha permanent plots in a subtropical montane mature forest of north-western Argentina. Liana stems were identified and measured at 130 cm from the main rooting point in two censuses conducted in 2003 and 2015. Between censuses, the density of liana stems decreased 13....
Article
Changes in ecosystem structure caused by urbanization produce a reduction in photosynthetic productivity, which can lead to reductions in resource availability for birds. Here, we analyzed the relation between photosynthetic productivity and bird assemblages in a subtropical urban ecosystem, in North-Western Argentina. We used Generalized Linear Mo...
Article
Gleditsia triacanthos L. is a woody species native to North America that has invaded Uruguay, Spain, Australia, South Africa and several countries of Central and Eastern Europe. In Argentina, it has become one of the most important invasive woody species and has a high potential to continue spreading. In this study, we review different aspects of G...
Article
The commensalistic interaction between vascular epiphytes and host trees is a type of biotic interaction that has been recently analysed with a network approach. This approach is useful to describe the network structure with metrics such as nestedness, specialization and interaction evenness, which can be compared with other vascular epiphyte-host...
Article
The commensalistic interaction between vascular epiphytes and host trees is a type of biotic interaction that has been recently analysed with a network approach. This approach is useful to describe the network structure with metrics such as nestedness, specialization and interaction evenness, which can be compared with other vascular epiphyte-host...
Article
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Nuestro conocimiento de las respuestas de los bosques tropicales a cam-bios ambientales todavía es limitado (Lewis et al., 2004, Clark, 2004, Wright, 2005). Incluso los patrones generales de dinámica y producti-vidad de bosques andinos han sido pobremente caracterizados debido a la falta de estudios ecológicos de campo, y por la complejidad de la v...
Poster
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La acumulación desmedida de residuos generados por el consumo humano es un hecho evidente. Existen cinco islas de basura permanentes flotando en los océanos que se estima abarcan 250,000 toneladas en superficie y más en la profundidad. Esto resulta de la actividad de consumo de millones de personas acelerado sobre todo en los últimos 50 años. Este...
Poster
La acumulación desmedida de residuos generados por el consumo humano es un hecho evidente. Existen cinco islas de basura permanentes flotando en los océanos que se estima abarcan 250,000 toneladas en superficie y más en la profundidad. Esto resulta de la actividad de consumo de millones de personas acelerado sobre todo en los últimos 50 años. Este...
Article
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Spatial patterns in communities of aquatic macroinvertebrates of Argentinean Puna. The macroinvertebrates are a vital component of freshwater ecosystems as they contribute to the process of organic matter while serving as food for other organisms such as fish and amphibians. Unfortunately, the knowledge of the aquatic diversity is poor in the high...
Chapter
Lianas are more diverse and typically more abundant in tropical than temperate forests, with subtropical forests in between. In this chapter, we revised geographical, taxonomical and ecological patterns of woody lianas in subtropical forests of Northern Argentina, including Mountain Forests (MF), Atlantic Forests (AF); and Dry and Humid Chaco Fores...
Chapter
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Lianas are more diverse and typically more abundant in tropical than temperate forests, with subtropical forests in between. In this chapter, we revised geographical, taxonomical and ecological patterns of woody lianas in subtropical forests of Northern Argentina, including Mountain Forests (MF), Atlantic Forests (AF); and Dry and Humid Chaco Fores...
Article
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General patterns of forest dynamics and productivity in the Andes Mountains are poorly characterized. Here we present the first large-scale study of Andean forest dynamics using a set of 63 permanent forest plots assembled over the past two decades. In the North-Central Andes tree turnover (mortality and recruitment) and tree growth declined with i...
Article
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En la sierra de San Javier (Tucumán, Argentina) se presentan bosques secundarios nativos e invadidos, estos últimos dominados por Ligustrum lucidum, que afecta la biodiversidad nativa. Analizamos la influencia del bosque dominado por L. lucidum sobre las comunidades de lianas en comparación con bosques secundarios nativos sin dominancia de especies...
Article
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Native and invaded secondary forests are present in sierra de San Javier, the latter dominated by Ligustrum lucidum, which exerts an influence on native biodiversity. We analyzed the influence of the forest dominated by L. lucidum over liana communities compared to native secondary forests without dominance of exotic species. Forests were compared...
Chapter
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Liana abundance and species diversity are higher in tropical than temperate forests, but substantial variation exists in liana community structure within tropical forests, particularly among biogeographical regions and along gradients in altitude, precipitation, and edaphic characteristics. We used liana surveys from across the world, which we comp...
Article
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Urbanization is one of the most extreme forms of land alteration. Energy fluxes are severely affected and cities tend to have the Urban Heat Island (UHI) phenomenon, although vegetated areas inside cities could have a positive effect in mitigating UHI effect. Our main objective was to analyze the relationship between vegetation characteristics, pat...
Article
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Forests are major components of the global carbon cycle, providing substantial feedback to atmospheric greenhouse gas concentrations. Our ability to understand and predict changes in the forest carbon cycle-particularly net primary productivity and carbon storage-increasingly relies on models that represent biological processes across several scale...
Article
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Recent studies have shown directional changes in old-growth tropical forests, but changes are complex and diverse, and their drivers unclear. Here, we report rapid net structural and compositional changes in an old-growth subtropical forest and we assess the functional nature of these changes to test hypothetical drivers including recovery from pas...
Data
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The objective of this study was to analyze the spatial and temporal dynamics of Chironomidae larvae assemblages in a subtropical mountain river basin of northwestern Argentina. We hypothesized that they would respond to (1) environmental changes along the altitudinal gradient in the Yungas forests; (2) environmental changes caused by spates (e.g.,...
Article
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We studied the consequences of nest-site choice on nesting success under differing disturbance levels for the Rufous-bellied Thrush (Turdus rufiventris). We compared nest-site choice and nest success between a disturbed site and an undisturbed site in a montane subtropical forest in northwestern Argentina. We found no overall difference in daily pr...
Article
Questions: What are the effects of soil, topography, treefall gaps, tree species composition, and tree density on liana species composition and total liana abundance? Location: A 6-ha permanent plot in a subtropical montane forest in northwest Argentina. Methods: Multiple regressions were used to quantify associations of liana species composition a...
Chapter
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Presentamos un mapa de unidades de vegetación incluyendo la sierra de San Javier y sierras vecinas (Periquillo, Loma Montuosa, Yerba Huasi) en base a imágenes Landsat de 2006. El área analizada tiene más de 40,000 has en un rango altitudinal de 500 a 1900 m, y un rango de precipitaciones entre 600 y 1500 mm anuales. Tras un uso intenso en el pasado...
Article
Questions: How do gap aspect, openness, age and gap density in the surroundings affect diversity and composition of lianas within treefall gaps? Are the variation patterns in liana communities within treefall gaps associated with their climbing mechanisms?Location: Subtropical montane forests in northwestern Argentina.Methods: We used ordination an...
Article
Summary • To investigate life-history differentiation and an objective functional classification of tree species we analysed the demography of 29 species in subtropical montane forests in north-western Argentina. • We computed 13 growth, demographic, abundance and distribution variables based on: (i) two 5-year re-measurements of stems ≥ 10 cm diam...
Data
In a subtropical montane forest of north-western Argentina (27 • S, 1000 m elevation), we analysed the effect of crown illumination, trunk diameter, foliar phenology and tree species identity as determinants of liana–host tree associations, as well as the spatial pattern of liana abundance in a 6-ha permanent plot. We recorded 2346 liana individual...