Now showing items 1-10 of 102
Measurable electrostatic effects in nuclepore filters
This note presents measurements of the electric charge in a Nuclepore filter attained with a simple device able to detect induced charge in a metallic plate which is registered through a 610B KEITHLEY electrometer. A ...
Temporal and spatial changes in primary biomass as a diagnosis and prognosis in environmental impact (Rapel Reservoir, Central Chile)
(Kluwer Academic Publishers, 1994)
Extensive mortality of silversides (Atherinidae), Odontesthes bonariensis, was recorded during July 1989 in the Rapel Reservoir. Temporal and spatial changes observed in biomass concentration (chlorophyll-a) through both ...
Chronicle of an Environmental Disaster: Aculeo Lake, the Collapse of the Largest Natural Freshwater Ecosystem in Central Chile
(Cambridge University Press, 2019)
Analysis of Aerosol Particles and Coarse Particulate Matter Concentrations in Chillán, Chile, 2001–2003
Daily particle samples were collected in Chillán, Chile, at six urban locations from September 1, 2001, through September 30, 2003. Aerosol samples were collected using monitors equipped with a Sierra Andersen 246-b cyclone ...
Effect of gas and kerosene space heaters on indoor air quality: A study in homes of Santiago, Chile
(Taylor and Francis Inc., 2010)
The impact of outdoor and indoor pollution sources on indoor air quality in Santiago, Chile was investigated. Toward this end, 16 homes were sampled in four sessions. Each session included an outdoor site and four homes ...
Lead and molybdenum in soils and forage near an atmospheric source
Soil samples collected in 1982 and 1983 from locations near an industrial park consisting of a Mo ore processing plant and a car battery manufacturing industry were analyzed for total and extractable Mo and Pb. Grass samples ...
Landsat image and sample design for water reservoirs (Rapel dam Central Chile)
(Kluwer Academic Publishers, 1990)
Spatial heterogeneity of the Rapel reservoir surface waters is analyzed through Landsat images. The image digital counts are used with the aim or developing an aprioristic quantitative sample design.Natural horizontal ...
Economic-engineering method for assessing trade-offs between instream and offstream uses
(American Society of Civil Engineers (ASCE), 2019)
© 2018 American Society of Civil Engineers.Rivers provide multiple water uses and services, including offstream uses that are valued economically and instream uses, such as recreation and ecosystem preservation, that are ...
Correction to: Potential local and regional impacts of particulate matter emitted from one of the world’s largest open-pit coal mines
(Springer Netherlands, 2018)
© 2018 Springer Science+Business Media B.V., part of Springer Nature The original publication incorrectly presented the names of 3 authors: Richard Toro A., Raul G. E. Morales S., and Manuel A. Leiva G. The initials were ...