21 research outputs found

    Marine Monitoring Program: Annual report of AIMS activities 2013-2014. Inshore water quality and coral reef monitoring

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    This report summarises the results of water quality and coral reef monitoring activities, carried out by the Australian Institute of Marine Science as part of the Marine Monitoring Program (MMP) from 2005 to 2014

    Reef Rescue Marine Monitoring Program: Inshore water quality and coral reef monitoring. Annual report of AIMS activities 2012-2013

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    This report summarises the results of water quality and coral reef monitoring activities, carried out by the Australian Institute of Marine Science as part of the Reef Rescue Marine Monitoring Program (MMP) from 2005 to 2013

    Marine Monitoring Program: Annual report for inshore water quality monitoring 2018-19

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    [Extract] The program design includes the collection of water samples along transects in the Cape York, Wet Tropics, Burdekin and Mackay-Whitsunday regions year-round, with higher frequency sampling during the wet season to better characterise this period of episodic river discharge. Satellite imagery and modelling simulations are linked with in-situ monitoring data to estimate the exposure of inshore areas to end-of-catchment loads from rivers

    An Investigation on the Efficiency of Air Purification Using a Biofilter with Activated Bed of Different Origin

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    Recent studies in the area of biological air treatment in filters have addressed fundamental key issues, such as a biofilter bed of different origin composed of natural zeolite granules, foam cubes and wood chips. When foam and zeolite are mixed with wood chips to remove volatile organic compounds from the air, not only biological but also adsorption air purification methods are accomplished. The use of complex purification technologies helps to improve the efficiency of a filter as well as the bed service life of the filter bed. Investigations revealed that microorganisms prevailing in biological purification, can also reproduce themselves in biofilter beds of inorganic and synthetic origin composed of natural zeolite and foam. By cultivating associations of spontaneous microorganisms in the filter bed the dependencies of the purification efficiency of filter on the origin, concentration and filtration time of injected pollutants were determined. The highest purification efficiency was obtained when air polluted with acetone vapour was supplied to the equipment at 0.1 m/s of superficial gas velocity. When cleaning air from volatile organic compounds (acetone, toluene and butanol), under the initial pollutant concentration of ~100 mg/m3, the filter efficiency reached 95 %
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