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Oxygen minimum zone variability during the last 700 years in a coastal upwelling area of the Humboldt system (Mejillones, 23° S, Chile). A new approach from geochemical signature
(2021)
Mejillones bay presents a permanent and shallow OMZ, whose upper boundary fluctuates between 30 m and 60 m water depth during a normal year. Under this condition, the bottom sediments preserve a geochemical signature of ...
Mapuche cosmovision and territorial rights: An interdisciplinary approach to understand the conflict of Wallmapu, Chile
(2021)
The indigenous population of Latin America has been suffering from a sense of alienation since the arrival of Columbus in 1492 who referred to this land as “Nuevo Mundo”. There is a long history of environmental exploitation ...
Exposición a plaguicidas en Chile y salud poblacional. Urgencia para la toma de decisiones
(2021)
In the last 25 years, Chile has had an expanding role as an agro-export country in the global economy, with efficient rates of productivity in the region, based on the technological development of agriculture, with of large ...
Applying data mining on customer relationship management system to discover forgotten effects
(2021)
Companies need to know customer preferences for decision-making. For this reason, the companies take into account the Customer Relationship Management (CRM). These information systems have the objective to give support and ...
Low fruit set in an endangered tree: pollination by exotic bumblebees and pollen resource for relictual native bees
(2021)
Many endangered plants are susceptible to pollination failure due to their rareness. We studied the threatened Chilean tree Legrandia concinna (Myrtaceae) with melittophilous pollen-only flowers and the pollen loads of ...
Description of the first species of Nemeritis Holmgren (Hymenoptera: Ichneumonidae: Campopleginae) from the southern hemisphere, with a key to the new world species
(2021)
Nemeritis Holmgren, 1860 is a moderately species-rich genus of Campopleginae (Hymenoptera: Ichneumonidae) which includes 42 valid species, occurring in the Western Palearctic, Eastern Palearctic, Nearctic, and Oriental ...
Immature stages, phenology, distribution and host plants of the andean moon moth cercophana frauenfeldii felder, 1862 (Lepidoptera: Saturniidae)
(2021)
Cercophana frauenfeldii Felder (Lepidoptera: Saturniidae), also known as the “Andean Moon Moth”, is a Neotropical species native to continental Chile whose larvae feed on species of the families Gomortegaceae, Laureaceae ...
Levels of polychlorinated dibenzo-p-dioxins/furans (PCDD/Fs) and dioxin-like polychlorinated biphenyls (DL-PCBs) in human breast milk in Chile: A pilot study
(2021)
Persistent organic pollutants (POPs) are organic compounds that resist biochemical degradation, moving long distances across the atmosphere before deposition occurs. Our goal was to provide up-to-date data on the levels ...
Performance comparison of vertical flow treatment wetlands planted with the ornamental plant zantedeschia aethiopica operated under arid and mediterranean climate conditions
(2021)
This work compares the performance of vertical subsurface flow treatment wetlands (VSSF TWs) for wastewater treatment, planted with Zantedeschia aethiopica (Za), here operated simultaneously under two different climate ...
La paradoja de los sistemas de participación ciudadana y el despertar de las insurgencias en Chile
(2021)
En 2019 la sociedad chilena atravesó una de las mayo-res crisis sociales y políticas de que se tenga memoria, lo que puso en evidencia los altos niveles de desigual-dad social y territorial y propició un proceso de profundos ...