Sentence examples for monitoring stations obtained from inspiring English sources

In contrast, all of the 77 ozone monitoring stations obtained hourly observations, but only 11 stations operated constantly throughout the study period.

To investigate if air pollution may be a factor for the high hospitalization rates in Sarnia, we gathered hourly data of some air pollutants from the monitoring stations obtained from the Ontario Ministry of the Environment.

The hourly data available for gaseous pollutant and PM10 in each monitoring stations were obtained from the Korean National Institute of Environmental Research (2005) and used to determine daily and monthly averages.

Weekly black smoke exposure levels from routine data recorded at 20 air pollution monitoring stations were obtained and individual exposures were estimated via a two-stage modeling strategy, incorporating temporally and spatially varying covariates.

For each urban area, ozone data from urban background air quality monitoring stations were obtained from the AURN Department for Environment Food and Rural Affairss, London, UK) and were used to construct daily maximum 8-hr running mean ozone concentrations for 1993 2006.

Data on hourly concentrations of nitrogen dioxide (NO2) and photochemical oxidants (Ox) measured at the monitoring station were obtained from the Chiba Prefectural Government.

Daily meteorological data from a central monitoring station were obtained from the Bureau of Meteorology, which consisted of observations of daily mean temperature (calculated as the average of the daily minimum and maximum temperatures) and humidity.

Data on river water quality from 42 monitoring stations in the Lower Mekong Basin obtained during the period 1972 1996 was used to relate solute fluxes with controlling factors such as chemical weathering processes.

The hourly air pollution data from the four fixed monitoring stations in Windsor were obtained from the Ontario Ministry of the Environment (MOE 2000).

Measurements from three monitoring stations were used to obtain data on ambient temperature (in °C) and relative humidity.

As exact measures of personal air pollution exposure are both difficult and expensive to obtain, health studies often use measurements obtained from monitoring stations as surrogates for individual exposure assessment [ 3, 5].