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Monday, November 7, 2022

CDC home ventilation for covid reduction

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  The  CDC interactive home ventilation tool  allows home owners to make changes to their home ventilation system and observe how it affects...
Friday, September 30, 2022

Through the eyes of your camera

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  Bald Eagle - N. Carlson One of the videos recommended for the Minnesota Master Naturalist program at the U of M is a  Nebraska Nature Cons...
Tuesday, September 27, 2022

Interim Infection Prevention and Control for Health Care during COVID-19

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  As of September 23, 2022 the CDC issued Interim recommendations for health care personnel during COVID-19 .  Portions of the recommendatio...
Tuesday, August 9, 2022

EPA Indoor air quality publications and webinars

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  Today I listened to EPA's webinar on ASHRAE's Guidance for Covid-19 risk management. A recording of the webinar will be made avail...
Monday, July 18, 2022

Monkeypox disinfection

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  Monkeypox can be picked up from surfaces or fomites. It is an enveloped virus and products used for Covid-19 disinfection will be similar ...
Thursday, July 7, 2022

How exploding manhole covers work

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  There have been recent reports in the news of exploding manhole covers. This post covers some of the common causes and options for prevent...
Tuesday, June 28, 2022

Pesticide Safety and Environmental Education

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  Flowers at the Como Conservatory - St. Paul, MN - N. Carlson The University of Minnesota Extension is offering training on Pesticide Safet...
Thursday, June 23, 2022

School indoor air quality training in Minnesota this fall

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  Darkfield photo of fungal growth - N Carlson The MDH (Minnesota Department of Health( is offering school IAQ plan trainings in fall 2022, ...
Monday, May 16, 2022

Wildfire Resources recently available

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Soot - microscopic brightfield - N. G. Carlson Wildfire resources for home owners have recently become available.  First Street Wildfire Mod...
Monday, May 2, 2022

Weather support for Events in MInnesota and Wisconsin

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  Sunlight through the clouds - N. Carlson Weather Support Request for Events Event Ready  (This resource provides planning resources and si...