Comments

Author Comment Last activity Moderation
gretchengehrke "Hi Nick, I can put you in touch with folks Lisa Rasmussen who put together a Citizen Science Ethics conference where co-ownership and equitable par..." | Read more » over 3 years ago
gretchengehrke "Hi Jackie, you should be able to have the IRB amended. Are the researchers willing to file an amendment with their IRB? " | Read more » over 3 years ago
gretchengehrke "To add to @liz 's answer, the "criteria pollutants" are lead, ozone, sulfur dioxide, nitrogen oxides, carbon monoxide, and particulate matter. The ..." | Read more » over 3 years ago
gretchengehrke "That's true Chris @cfastie! You read through to the heart of my internal question on this too: is it worth it to try to hack commercially available..." | Read more » over 3 years ago
gretchengehrke "@ottinger, the Air Watch Bay Area platform is exciting! Please do post updates. I appreciate the ability to print out a daily report that includes ..." | Read more » over 3 years ago
gretchengehrke "Thanks Gwen @ottinger! These are great resources. We have community members in central CA who have used IVAN for visual emissions -- it's good to k..." | Read more » over 3 years ago
gretchengehrke "Hi @MadTinker, oxidation-reduction potential (ORP) and power of hydrogen (pH) measure different chemical properties: ORP provides information about..." | Read more » over 3 years ago
gretchengehrke "As Mathew and David pointed out, there aren't readily available low-cost techniques for distinguishing among potential sources of particulate matte..." | Read more » over 3 years ago
gretchengehrke "Yeah, that would totally be an approach (and an affordable one, with ~$20 for kit plus 6 x $7 for tubes), but those tubes are not as formaldehyde-s..." | Read more » over 4 years ago
gretchengehrke "One method would be to measure various air quality parameters before starting to use the plant remediation unit and then successively over the cour..." | Read more » over 4 years ago