Category Archives: Particulate matter

Particulate matter during New Year’s Eve 2016/17

The weather was very good during New Years, calm winds, clear skies and cold. Therefore, PM10 concentration was expected to reach high values, and it did. At Grensás, close to downtown Reykjavik, the concentration reached maximum at 01:30, reaching almost … Continue reading

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Dust storms north of Vatnajökull 27&28 October 2016

Dust storms occurred, and were visible, on 27 and 28 October 2016. MODIS image from 28 October 2016 at 13:00.

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Dust storm 7 August 2016

Good weather for dust storms these days here in Iceland, dry and sunny and windy every once in a while. The MODIS image above (Image courtesy of NASA MODIS/Rapidfire), taken 14:50 on 7 August 2016, show that pretty well. Quite … Continue reading

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Air quality index, loftvís

To estimate air quality, or figure out the current conditions, one needs to know the different units of measure, µg/m3, or mg/m3, and the different health limits for the different pollutants. Also, short term pollution limits are not the same … Continue reading

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Dust storm from sandur area north of Dyngjujökull

Quite a big dust storm originated from Holuhraun, north of Dynjujökull, outlet glacier of Vatnajökull, in Iceland today. At the time the satellite image was taken, around 14:40 on 2 September 2013, the wind speed at the nearby weather station … Continue reading

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Presentation about “Ash detection and monitoring”

Ash detection and monitoring.NORDVULK SUMMER SCHOOL 2013: Remote sensing techniques in a dynamic geological setting, Nordic Volcanological Center, Institute of Earth Sciences, University of Iceland. Venue: Kríunes, Kópavogur, Iceland, 17-24 August 2013.

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PM10 concentration in Reykjavík 2008 – 2012.

Today, Friday 19 July my student Rebekka Kienle presented her Diploma thesis:PM10 concentration in Reykjavík 2008 – 2012.    ABSTRACT The particulate matter concentration in Reykjavík is rather low. Nevertheless, the daily limit value of 50 μg/m3 for PM10 is … Continue reading

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