Many users of these sensor platforms are citizen scientists who have little formal training in measuring air quality.
It's an emergency solution to an urgent problem," Charlotte Songeur of Airparif, which measures air quality in the French capital, said.
The TreeWifi structures may not actually be able to house birds (yet), but they are fitted with sensors to measure air quality in the city.
Two strain gauge type pressure transducers were utilized with an encoder to measure air pressures in the vane segments.
These inexpensive sensors use well-established chemical and physical methods - typically, electrochemistry or metal oxide resistance - to measure air contaminants in highly polluted conditions, such as inside the exhaust pipe of a passenger vehicle.
Grip strength was tested using a dynamometer that measures air pressure in a bulb (Martin vigorimeter, large bulb for men).
We conducted an infection control assessment of the animal compounds and health-care facilities and measured air flow in the compounds by smoke testing (12).
This agency administers an extensive air monitoring program that measures air pollution levels in national parks for visibility, gaseous pollutants, and atmospheric deposition.
Despite including measured air exchange rate in their model, the model-based R was 0.49.
In this paper, we analyze relationships between simultaneously measured air and dust levels in the 49 northern California CAA) homes.
