This is a regional page for the Public Lab Community in the midwestern United States and Canada. North Dakota, South Dakota, Nebraska, Oklahoma, Minnesota, Iowa, Missouri, Wisconsin, Illinois, Indiana, Michigan, Ohio. ###Organizers in the Midwest * [Pat Popple](/profile/Pat) (Chippewa Falls, WI) * [Anita Chan](/profile/anita) (Champaign-Urbana, IL and Lima, Peru) ###Existing chapters in the Midwest **Discussing on the [Midwest mailing list](https://groups.google.com/forum/#!forum/publiclab-midwest):** - [Chicago](http://publiclab.org/wiki/chicago) Discussing on the [Chicago mailing list](https://groups.google.com/forum/#!forum/public-lab-chicago) - [Wisconsin](/wiki/wisconsin) Discussing on the Midwest mailing list ###Midwest Projects - [The Frac Sand Issue](https://www.publiclab.org/wiki/frac-sand) - [The Petcoke Issue](https://publiclab.org/wiki/chicago) ...
| Author | Comment | Last activity | Moderation | ||
|---|---|---|---|---|---|
| stevie | " @stevie has marked pat as a co-author. " | Read more » | over 6 years ago | |||
| stevie | " @stevie has marked dswenson as a co-author. " | Read more » | over 6 years ago | |||
| stevie | " @stevie has marked shannon as a co-author. " | Read more » | over 6 years ago | |||
| Mylespadelhi01 | "Its really very nice! " | Read more » | over 6 years ago | |||
| warren | " " | Read more » | over 6 years ago | |||
| warren | "Adding a reference here - this looked pretty cool! https://www.reddit.com/r/microscopy/comments/8giinz/plm_red1_polarized_light_to_dso_chrysotile/..." | Read more » | over 6 years ago | |||
| mathew | "the paper is a great substrate! cool exercise. " | Read more » | over 6 years ago | |||
| liz | "Sent in my a community member, here's a classroom example from 1991 for an activity to make sticky pads, install them around their school yard, ana..." | Read more » | over 6 years ago | |||
| stevie | "Hey @sophie - it has been a while! Hope all is well. We're going to do an OpenHour on exploratory hydrogen sulfide monitoring methods Monday, Janu..." | Read more » | about 7 years ago | |||
| warren | "Hi, @mjain26 and @bsugar!!! We featured this story in today's blog post and Kickstarter update - thanks for your great work!! https://publiclab.or..." | Read more » | over 7 years ago | |||
| mathew | "Minnesota DEP maps: " | Read more » | over 8 years ago | |||
| mathew | "Wisconsin watch railway map: " | Read more » | almost 9 years ago | |||
| warren | "Hi, Sophie - did you get to do your follow-up tests? I'm curious what's happened since you published this! Thanks! " | Read more » | almost 9 years ago | |||
| marlokeno | "@cfastie, @warren, @eustatic, and @martenskram- Thanks for your help clarifying ideas & procedures. As it's winter and cold, indoor air is ofte..." | Read more » | almost 9 years ago | |||
| cfastie | "In these experiments, the bubbler will increase the humidity in the chamber or room. That alone could reduce the dust in the air (by dampening the ..." | Read more » | almost 9 years ago | |||
| warren | "Very neat idea -- I guess I agree with Chris that it may not matter if diatoms metabolize the silica, if the silica is already transfered from the ..." | Read more » | almost 9 years ago | |||
| eustatic | "I'm unsure about the claims, but at least one vaccuum company advertises that its unit can 'wash' the air. Of course, the unit moves a larger volu..." | Read more » | almost 9 years ago | |||
| marlokeno | "Thanks to Chris for some lucid suggestions. I have some questions, and ideas for improvements after reading your post. Question: I don't understan..." | Read more » | almost 9 years ago | |||
| cfastie | "If bubbling room air through an aquarium removes some dust from the air (including some silica dust) then growing diatoms in the water is not requi..." | Read more » | about 9 years ago | |||
| marlokeno | "Thanks for sharing your expertise, @martenskram. I didn't know that bubblers were inefficient under 1-2 µm. Your information about flow & part..." | Read more » | about 9 years ago | |||
| martenskram | "I hate to be pessimistic, but even a medium efficiency supply air filter is probably more effective in removing the dangerous particles (respirable..." | Read more » | about 9 years ago | |||
| marlokeno | "@eustatic -the graphic comes from a 1996 OSHA campaign, under then-sect'y of Labor, Robert Reich, who resigned in '97, he wrote, to spend more time..." | Read more » | about 9 years ago | |||
| eustatic | "dope graphic " | Read more » | about 9 years ago | |||
| mathew | "nice! thanks for documenting the Excel procedures Paul! good job on formatting too! " | Read more » | about 9 years ago |