Questions and Answers

Ask a question of the Public Lab community to help you in your environmental exploration.

New to Public Lab? Learn how this works »

Featured topics

air-quality agriculture balloon-mapping legal microplastics mining noise oil-and-gas particulate matter sensors stormwater timelapse waste water-quality

Ask a question here

To ask a question, please log in or sign up first.

View questions by topic

How do I interpret the relationship between the schema.rb file and the models?

visualization code answered question:website

asked by bsugar 8 months ago | 1 | 4 | | 152 | 1

Can we use a guitar tuning app to get numeric data from the Coqui water sensor?

water-quality coqui question:coqui guitar-tuner

asked by warren 8 months ago | 0 | 3 | | 106 | 0

What are some sources of funding for environmental projects?

question:general question:fundraising

asked by Bronwen 8 months ago | 0 | 3 | | 101 | 1

Any tips on the search for accessible and safe stream entry points in an urban forest?

question:water-quality

asked by LaurenComSciATL 8 months ago | 0 | 0 | | 161 | 1

How do I search for the spectra recorded by a specific user?

search question:spectral-workbench user first-time-poster

asked by nnn16 8 months ago | 1 | 4 | | 132 | 1

Using the Wheestat in a real time device

heavy-metals water-quality potentiostat arsenic

asked by klplum 8 months ago | 0 | 0 | | 95 | 0

How do I build the Deluxe Microscope Kit

community-microscope question:community-microscope first-time-poster

asked by aps 8 months ago | 0 | 2 | | 127 | 1

What are simple tools are available to test salinity level in wetlands ecosystem?

wetlands water-quality water salt

asked by Filipaul 8 months ago | 1 | 1 | | 162 | 0

Seeking sources of local wind/weather data

air-quality wind weather weather-station

asked by warren 8 months ago | 0 | 3 | | 146 | 0

What tools or methods do you use to monitor odors?

question:question question:odor question:odor-monitoring

asked by Bronwen 8 months ago | 1 | 5 | | 271 | 2

Anyone have experience with diy soil testing methods for contaminants- Colorimetry, spectometry, reagents, etc?

question oil barnraising heavy-metals

asked by DanielleS 8 months ago | 0 | 0 | | 116 | 0

Is a spectrophotometer able to detect contaminants and traces of heavy metals, like: Lead, Mercury, Cadmium, Chromium, Arsenic, Copper and Nickel? Which is the best method for continous tracking of contaminants in river water?

water-quality question:general first-time-poster spectrophotometry

asked by falbriard 8 months ago | 1 | 9 | | 278 | 2

What kinds of environmental tools or hardware do you want explore (or invent) at Barnraising?

diy barnraising tools hardware

asked by Bronwen 9 months ago | 0 | 2 | | 132 | 3

How do I calculate error for averages?

purpleair question:purpleair first-time-poster

asked by wu_ming2 9 months ago | 0 | 2 | | 212 | 1

How to start air monitoring project?

california air-quality monitoring los-angeles

asked by shannonkmcalpine 9 months ago | 0 | 7 | | 234 | 2

Question: What would you put in your Community Science Disaster Response Toolkit?

emergency question:emergency-response question:question:toolkit question:crisis-response

asked by Bronwen 9 months ago | 0 | 1 | | 191 | 4

What happens if I inhale too much formaldehyde?

answered question:formaldehyde

asked by liz 9 months ago | 1 | 2 | | 169 | 2

How do you test for oil and gas-related contaminants in soils?

oil soil contamination testing

asked by DanielleS 9 months ago | 0 | 2 | | 251 | 5

How to do the white-balancing for the RED filter?

near-infrared-camera ndvi question:general general

asked by cagiva 9 months ago | 0 | 5 | | 186 | 0

Gsoc 2019 Participation ?

answered question:general first-time-poster

asked by manas_man95 9 months ago | 1 | 2 | | 156 | 0

Are there any charts useful for describing the way pollutants smell?

chart question:question odor smell

asked by stevie 9 months ago | 0 | 2 | | 169 | 3

What are your thoughts about searching for content on the Public Lab website?

question:general question:ui question:search question:ux

asked by Bronwen 9 months ago | 0 | 1 | | 183 | 1

Has anyone used EPA's RETIGO to upload air quality data?

question:question question:epa

asked by liz 9 months ago | 0 | 0 | | 128 | 0

a platform for Seeing the Shutdown?

question:general

asked by pataxte 9 months ago | 0 | 1 | | 118 | 0