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sandbox-organizing

1 day ago

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waterkeepers

6 days ago

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Messages from the Mississippi: Lesson Plans

7 days ago

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responses

19 days ago

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Research Area Reviews Archive

about 1 month ago

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sandbox-air-sensors

about 1 month ago

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sandbox-air-quality

about 1 month ago

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Air-polluting gases and monitoring methods

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sandbox-pm-monitoring

about 2 months ago

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Software overview

about 2 months ago

rockets commented on Build KnowFlow: automatic water moniter over 3 years ago

hi @madtinker, I know what you worry about it. I will say that the power bank is oK, since the ma...

mathew commented on Redstone Rig 2.0 over 3 years ago

Real cool Chris! Glad to see these advancing. I love the new adjustable-mount position tray.

bsugar commented on Exporting GoogleGroups over 3 years ago

Here is a jupyter notebook of how to use the library programmatically (e.g. not via the command l...

gretchengehrke commented on an answer about Has anyone used ground glass joints in water sensor enclosures? over 3 years ago

@DavidMack, that's very true about the expense, but the lids are usually metal and so hard to cle...

belkinsa commented on Software for mapping trees? over 3 years ago

Building of @cfastie's comment, you could use Open Street Map and the waypoint functions without ...

DavidMack commented on Has anyone used ground glass joints in water sensor enclosures? over 3 years ago

Mason jars: cheap and easily sealed. Ground glass connections are usually expensive.

gretchengehrke commented on Can commercially available water sensors work with DIY data loggers? over 3 years ago

That's true Chris @cfastie! You read through to the heart of my internal question on this too: is...

shanlter commented on Build KnowFlow: automatic water moniter over 3 years ago

Hi @MadTinker, I was told that 5V is fine, the board can automatically convert the voltage.

cfastie commented on Can commercially available water sensors work with DIY data loggers? over 3 years ago

Gretchen, It looks like some of the sensors in the Water Sensor wiki could be hacked to work wit...

gretchengehrke commented on What do you do if your environmental concern is linked to your neighbor's paycheck? over 3 years ago

@eustatic, That's a good point. Does GRN work with any folks who are employed by one of the oil c...

warren commented on Problem with rotating the image over 3 years ago

Hi, this is for MapKnitter, right? Have you clicked on the image? Also, what browser are you usin...

warren commented on How do I make a video from a series of photos? over 3 years ago

Found an online JavaScript based version -- a little rough but maybe it means we can expand this ...

MadTinker commented on Build KnowFlow: automatic water moniter over 3 years ago

@shanlter @rocket Thanks for the suggestion of the power bank. My biggest question, particularly ...

shanlter commented on Build KnowFlow: automatic water moniter over 3 years ago

Hi @MadTinker , yes you are right, the battery I'm using is the one in your link. But you can use...

briankruse commented on Assembly completed but the camera doesn't work. over 3 years ago

Hello, I have a similar problem. The camera initially worked, but has stopped after maybe ten mi...

rockets commented on Build KnowFlow: automatic water moniter over 3 years ago

@MadTinker I think you can use that, but if you have a power bank, that also working.

MadTinker commented on Build KnowFlow: automatic water moniter over 3 years ago

@shantler I'm probably missing something, but the battery shown in the link in the components lis...

gretchengehrke commented on an answer about Do you have resources on odor logs and odor reporting platforms? over 3 years ago

@ottinger, the Air Watch Bay Area platform is exciting! Please do post updates. I appreciate the ...

gretchengehrke commented on an answer about Do you have resources on odor logs and odor reporting platforms? over 3 years ago

Thanks Gwen @ottinger! These are great resources. We have community members in central CA who hav...

gretchengehrke commented on What are ways to record ambient temperature every 5 sec and export easily? over 3 years ago

@carohowe, Agreed! I read a paper a while ago (which I can't seem to find now) that demonstrated ...

eustatic commented on What do you do if your environmental concern is linked to your neighbor's paycheck? over 3 years ago

it depends on the degree of retaliation a company is willing to pursue. it's easiest to fire the...

suman commented on Introducing the calibration plugin for ImageJ/Fiji over 3 years ago

Hello Ned, I tried using different exposure settings now, and its working, the pixels aren't satu...

shanlter commented on Monitor transparency, dissolved oxygen, ORP, and ammonia from a river over 3 years ago

"Did the Chinese government state the methods they would use to evaluate each of these parameters...

shanlter commented on Monitor transparency, dissolved oxygen, ORP, and ammonia from a river over 3 years ago

Hi @gretchengehrke, sorry for responding late, I was in a temple with no internet access in the p...

nedhorning commented on Seeking DC-area folks interested in building temperature sensors for urban heat island measurement over 3 years ago

Hi - This recent paper might be helpful: www.mdpi.com/2073-445X/6/2/38/pdf From my experience sat...

carohowe commented on an answer about What are ways to record ambient temperature every 5 sec and export easily? over 3 years ago

@pera THANK YOU! That would be ideal! (Also, I'd LOVE to join the DC Women and Bicycles forum any...

carohowe commented on What are ways to record ambient temperature every 5 sec and export easily? over 3 years ago

Thanks @gretchengehrke -- that's definitely what we're looking into! So many of DC's food deserts...

carohowe commented on Seeking DC-area folks interested in building temperature sensors for urban heat island measurement over 3 years ago

Thanks so much @liz @stevie and @bronwen for your input. Liz, I think it's a fantastic idea to us...

New Boston Map Library

by gonzoearth over 9 years ago

Video tutorial: Decisions With Distortions

by gonzoearth over 9 years ago

The weTable and CHARM

by jacobsimonson over 9 years ago

Foothills Community Garden NRG Imagery

by gonzoearth over 9 years ago

Waterkeeper BP oil spill one year report

by Shannon over 9 years ago

Plume spectrometry test in Garfield County

by warren over 9 years ago





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New page by stevie 1 day ago

sandbox-organizing

New page by amocorro 6 days ago

waterkeepers

New page by warren 19 days ago

responses

New page by bhamster about 1 month ago

Research Area Reviews Archive

New page by bhamster about 1 month ago

sandbox-air-sensors

New page by bhamster about 1 month ago

sandbox-air-quality

New page by bhamster about 2 months ago

sandbox-pm-monitoring

New page by warren about 2 months ago

Software overview

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