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I. The Problem

Communities lack access to the tools and techniques needed to participate in decisions being made about their communities, especially when facing environmental hazards.

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II. The Collaboration

We are an open network of community organizers, educators, technologists and researchers working to create low cost solutions for monitoring air, water and land.

Discover, collaborate on, and contribute to locally important matters with the support of a global community.

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III. The Solution

Join us today, as we work together to build and inspire a community of DIY activists and explorers using simple tools to build a growing body of data about our local environments.

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Recent community activity

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Activity


Trending topics: spectrometer balloon-mapping near-infrared-camera infragram mapknitter

34zhijian commented on Detection of Added Sugar in Red Wine Using Visual Light Spectroscopy

Hi, how does one download the data in the appendix? Thanks!

13 comments » about 14 hours ago

New edit by liz

Barnraising

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1 day ago | 0 | 24

warren commented on All Summer of Code convening Live Call

Hi, all, did anyone take a screenshot of when we had this meeting? I thought it could be fun to p...

8 comments » 1 day ago

Will this gadget work for spectrophotometry?

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Question by jjroper New Contributor 2 days ago | 0 | 0

stevie commented on Accurate soda bottle rain gauge

I needed this written out in PDF form for a workshop. Here it is if anyone else finds it useful! ...

1 comments » 2 days ago

warren commented on Leaflet Environmental Layers Library

@warren awards a barnstar to sagarpreet for their awesome contribution!

9 comments » 3 days ago

New edit by liz

Barnraising

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4 days ago | 0 | 24

New edit by gauravano

Draft Feature

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5 days ago | 0 | 1

New page by gauravano

Draft Feature

5 days ago | 0 | 1

New edit by gauravano

Developers

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5 days ago | 0 | 15

shinnen New Contributor commented on Canon A1200 IR conversion at November 2-4, 2012, PLOTS Barnraising, Cocodrie, LA at LUMCON

Hi, What is required for adjusting the focus? Thanks, .... john

2 comments » 5 days ago

shinnen New Contributor commented on Canon A480 NIR Conversion

Hi, Is the filter necessary to getting good focus, or can I use it externally? .... john

7 comments » 5 days ago

poor focus after conversion of Ixus 40 (SD300)

by shinnen New Contributor 5 days ago | 5 | 0

New edit by liz

Barnraising

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5 days ago | 0 | 24

Is lab interested in expanding in India?

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Question by Shish New Contributor 5 days ago | 0 | 0

New edit by bansal_sidharth2996

oauth

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5 days ago | 0 | 0

Advice regarding taking photos over frozen

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Question by dailyxeoto New Contributor 5 days ago | 0 | 1

sagarpreet commented on Leaflet Environmental Layers Library

Thank you @xose , @warren ! Will surely do the changes .

9 comments » 5 days ago

MaggPi commented on GSoC proposal: Computer Vision enhancements for Raspberry Pi based Public Lab Science Projects

@amirberAgain, @warren, @icarito This note is a follow up to the June 6 meeting, a past work sum...

18 comments » 5 days ago

MapKnitter map of testing

by Jimzamjimmyy 6 days ago | 0 | 0

New edit by liz

Suggested Readings

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6 days ago | 0 | 3

xose commented on Leaflet Environmental Layers Library

Hi @Sagarpreet! I've been thinking about the library. In the case of the Odor reports I'd include...

9 comments » 6 days ago

Problem with registration

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Question by Slava1 New Contributor 6 days ago | 0 | 0

Test post - please ignore!

by warren 7 days ago | 0 | 0

cedarlodge commented on Raspberry Pi spectrometer GUI

@lach_myers You are correct, the interface needs to be displayed through the HDMI lead. Currently...

10 comments » 7 days ago

MaggPi commented on Community Microscope Assembly Instructions

try https://infragram.org/sandbox/

4 comments » 7 days ago

MaggPi commented on USB Webcam vs Raspberry Pi V2 Field of View (FOV) comparison / Community microscope initial evaluation #2

@warren,@amirberagain, @icarito please see FOV inset comparison below

6 comments » 7 days ago

mrengy commented on Community Microscope Assembly Instructions

In this section: Connect your camera On a laptop, use Photo Booth for Macs, or you can go to ...

4 comments » 8 days ago

Can I use a DVD or does it have to be a DVD-R ?

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Question by tmanmerlin New Contributor 8 days ago | 0 | 0

New edit by icarito

sandbox-2

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8 days ago | 0 | 0

New page by icarito

sandbox2

8 days ago | 0 | 0

Coqui wave audio recording

by imvec 9 days ago | 0 | 1

xose commented on Leaflet Environmental Layers Library

Awesome @sagarpreet! I'll take a close look and shoot you some feedback. Thaaanks!!

9 comments » 9 days ago

xose commented on Build a Coquí: A Simple Water Conductivity Sensor

A bit late but here is how to plug the jack https://publiclab.org/notes/imvec/06-08-2018/adding-a...

14 comments » 9 days ago

New edit by liz

Suggested Readings

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9 days ago | 0 | 3

Adding a jack to the Coqui

by imvec 9 days ago | 0 | 2

gauravano commented on LIGHT SPECTRUM

@warren I guess this can be marked as spam

3 comments » 9 days ago

New edit by liz

Evaluation

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10 days ago | 0 | 2

cfastie commented on Overview: Hackteria Remix: Building a Basic Microscope with Raspberry Pi

I see the little triangles of zero-thickness. My slicer (Simplify3D) ignores them, so it looks li...

11 comments » 10 days ago

amirberAgain commented on USB Webcam vs Raspberry Pi V2 Field of View (FOV) comparison / Community microscope initial evaluation #2

Great work @Maggpi, and I took you up on your offer @Warren. A couple of relevant resources expla...

6 comments » 11 days ago

CFL Bulb

by claudiaascher New Contributor 11 days ago | 1 | 2

Accurate soda bottle rain gauge

by stevie 11 days ago | 1 | 3

warren commented on What should be appropriate marker for each environmental layer ?

@xose @zengirl2 @sarasage - i wonder if you all have some opinions about this? @sagarpreet is wor...

1 comments » 11 days ago

MaggPi commented on Raspberry PI NoIR close-up Imaging

@ warren, Original files attached:

8 comments » 11 days ago

MaggPi commented on Overview: Hackteria Remix: Building a Basic Microscope with Raspberry Pi

This is just a note that my 3d print company flagged the design for the pi-camera holder , I don'...

11 comments » 11 days ago

warren commented on Raspberry PI NoIR close-up Imaging

Hi, could you upload the original versions of the color channels you've extracted? So people can ...

8 comments » 12 days ago

warren commented on USB Webcam vs Raspberry Pi V2 Field of View (FOV) comparison / Community microscope initial evaluation #2

Fantastic note! Lots of good info on fisheye correction here, too: #fisheye

6 comments » 12 days ago

DrJohnBarrett commented on Water Quality Testing At Turkey Creek

I have more sophisticated instruments for water quality testing, if needed..

4 comments » 12 days ago

NickyName commented on Build a plant-based air purifier

Is there any chance to know the exact proportion of the diameter/size of the planter/jar and the ...

10 comments » 13 days ago

david_uwi commented on Updating the WheeTrometer: Code for running the CCD.

I've found that the clock timing with the Toshiba arrays is not quite as rigorous as suggested in...

2 comments » 13 days ago

Ag8n commented on Diffraction grating (200nm - 400nm) & Light, Vendor/Source Identification

Anything to help. Those wavelengths are common in HPLC work. Before the new instruments, for uv...

1 comments » 13 days ago

warren commented on Use Image Sequencer for NDVI plant analysis with 2 images

Cool! We've tested blue filters with Raspberry Pi cameras, and it works well although the separat...

5 comments » 14 days ago

Bug? My Spectrum loads then vanishes.

Answered

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Question by SarahC 15 days ago | 0 | 0

Set up Cam interface on RPi zero w with Pi Cam 2

by lach_myers New Contributor 16 days ago | 2 | 0

New page by bansal_sidharth2996

oauth

22 days ago | 0 | 0

New page by warren

Bucket Brigade

25 days ago | 0 | 0

New page by warren

Community Microscope Kit

about 1 month ago | 0 | 1

New page by warren

Microscope

about 1 month ago | 0 | 0

New page by warren

Your First Contribution on Public Lab

about 1 month ago | 0 | 1

New page by stevie

Noise

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logos

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Rails Girls Summer of Code

about 2 months ago | 0 | 0