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Local reporting on frac sand mining issues

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Ag8n commented on How do I identify the base polymers in an unknown plastic for recycling? about 2 months ago

Density is difficult to use. Many manufacturers use fillers like titanium dioxide as a filler. ...

maxliboiron commented on Can the Community Microscope analyze ocean microplastics? about 2 months ago

Yes!! This will work for plastic forensics! Especially as the light comes from above rather than ...

maxliboiron commented on How do I identify the base polymers in an unknown plastic for recycling? about 2 months ago

@warren : The fluorescing plastics you mention are from specially designed lab plastics that flo...

jenjimah commented on Horticultural Spectrometer - Assembly about 2 months ago

Also - I like the idea of microscope slides, except that glass strongly absorbs UV <400nm. I'm...

jenjimah commented on Horticultural Spectrometer - Assembly about 2 months ago

Yes, so far I'm trying to accomplish all those 3 points. As for the slit, I made it from a razor ...

warren commented on Can the Community Microscope analyze ocean microplastics? about 2 months ago

OK, i was able to build one using @jiteovien's diagram; I remember at the Nueva School before Ma...

jbreen commented on Introducing the MapKnitter: Community Atlas project about 2 months ago

This is great!!!!!

warren commented on Idea for Research Area Reviews about 2 months ago

I like the idea of an "update post" which kind of provides a working/coordination/discussion spa...

silentsairam commented on Increase in Human Death space about 2 months ago

Some of the research and insights I studied with people and visited some cemeteries and burial gr...

stevie commented on Idea for Research Area Reviews about 2 months ago

@sashadev-sky I agree, some combination of the two could be best! I also really like the "regular...

stevie commented on Idea for Research Area Reviews about 2 months ago

Hi @gauravano this is great! on 3: This is a really helpful idea. I hadn't thought of a place w...

KristinaTamara commented on Can you help us with calibrating our spectrometer? about 2 months ago

can you please give us a picture of calibration for our spectrometer? thanks in advance that wil...

liz commented on What could be some applications of a hand-powered paper centrifuge? about 2 months ago

Thanks @profpearce ! Looks like you and your group worked on creating this, is that so?

warren commented on What could be some applications of a hand-powered paper centrifuge? about 2 months ago

Wow awesome!!! Thanks for sharing!!

profpearce commented on What could be some applications of a hand-powered paper centrifuge? about 2 months ago

And the link https://doi.org/10.3390/instruments3020030

profpearce commented on What could be some applications of a hand-powered paper centrifuge? about 2 months ago

Here is a fully 3D printed hand powered one --

warren commented on Raspberry Pi Camera Rig about 2 months ago

Oh awesome! Yeah pi-builder is intended to make it easy to reproduce carefully configured sd car...

kaustubh_nair commented on Introducing the MapKnitter: Community Atlas project about 2 months ago

Awesome! Glad to see we're connecting with more people across the world and making a bigger impa...

seankmcginnis commented on Raspberry Pi Camera Rig about 2 months ago

That is great and thank you for following up. I am currently working with some folks @ Rutgers t...

warren commented on Raspberry Pi Camera Rig about 2 months ago

Hi! Noting that we've set up a quick-start SD card image for raspberry pi cameras that's pretty ...

liz commented on Step 1: Join Public Lab's Transifex project about 2 months ago

@liz has marked @gauravano as a co-author.

molangmuir10 commented on Set up a Raspberry Pi Camera with Pi Builder about 2 months ago

Hi Bronwen - I posted you the below question because it wasn't working but then after about half ...

molangmuir10 commented on Set up a Raspberry Pi Camera with Pi Builder about 2 months ago

Hi Bronwen, great! I will try this afternoon and let you know!

molangmuir10 commented on What's the best way of estimating the altitude of your balloon when mapping? about 2 months ago

I will look into this! Thanks

molangmuir10 commented on What's the best way of estimating the altitude of your balloon when mapping? about 2 months ago

Thanks Chris that's really helpful!

jenjimah commented on Prepare an SD card for a Raspberry Pi camera from scratch about 2 months ago

Hi Warren, Sure I'd be happy to try to add that in, it's only 2 files that need to be updated af...

Ag8n commented on Can you help us with calibrating our spectrometer? about 2 months ago

The green line on a compact florescent lamp is the one at 546 nm. There are a couple of calibra...

gauravano commented on Introducing the MapKnitter: Community Atlas project about 2 months ago

Awesome!! Progress at Mapknitter is really great and we'll surely improve a lot till the end of ...

gauravano commented on Idea for Research Area Reviews about 2 months ago

Hi, great post @stevie! Here are some things which make check-ins successful: Announcing in ch...

warren commented on Introducing the MapKnitter: Community Atlas project about 2 months ago

I think that's a GREAT idea! We'd love to promote anything you do with them on social media too,...

Is the Olympus CAMEDIA C-3040 good for NDVI?

Question by texacoon 2 months ago | 4 | | 84 | 0

MapKnitter map of Garbage Hot spots

Question by silentsairam 2 months ago | 1 | | 56 | 0

Can you give me measure for spectrum? Thank you.

Question by Skorex 2 months ago | 1 | | 36 | 0

Creating NDVI images with PI no ir V2

Question by macmuzz 2 months ago | 2 | | 87 | 1

Could local mining affect local radon levels?

Question by stevie 2 months ago | 2 | | 54 | 0

How to decide on a tool for mapping

by stevie 3 months ago | 0 | | 80 | 0







A shared knowledge base for community science

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CSF16

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organizing

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Testing Our Waters

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BabyLegs KS

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The Sand Sentinel Program

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