Topic pages organize community knowledge on the Public Lab website by grouping peoples' work under common themes. 

Many of these pages are incomplete or don't yet exist, but we're working collaboratively to organize this open knowledge base. If you're interested in helping out, see this guide:

[Writing a topic page on PublicLab.org](/notes/warren/03-22-2019/writing-a-topic-page-on-publiclab-org)

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### [Water](/water-quality)

* [drinking-water](/drinking-water)
* [fracking](/fracking)
* [microplastics](/microplastics)
* [lead](/lead)
* [mining](/mining)
* [agriculture](/agriculture)
* [oil-and-gas](/oil-and-gas)

### [Soil](/soil)

* [lead](/lead)
* [mining](/mining)
* [agriculture](/agriculture)
* [oil-and-gas](/oil-and-gas)

### [Air](/air-quality)

* [indoor-air](/indoor-air)
* [formaldehyde](/formaldehyde)
* [dust](/dust)
* [particulate-matter](/particulate-matter)
* [oil-and-gas](/oil-and-gas)
* [transportation](/transportation)


### [Industry](/industry)

* [land-use](/land-use)
* [land-change](/land-change)
* [particulate-matter](/particulate-matter)
* [oil-and-gas](/oil-and-gas)
* [transportation](/transportation)
* [mining](/mining)
* [agriculture](/agriculture)
* [waste](/waste)
* [noise](/noise)
* [chemicals](/chemicals)

### [Climate](/climate)

* [stormwater](/stormwater)
* [land-change](/land-change)
* [particulate-matter](/particulate-matter)
* [oil-and-gas](/oil-and-gas)

### [Organizing](/organizing)

* [advocacy](/advocacy)
* [community-organizing](/community-organizing)
* [legal](/legal)


### [Monitoring](/monitoring)

* [air-sensors](/air-sensors)
* [water-sensors](/water-sensors)
* [balloon-mapping](/balloon-mapping)
* other [methods](/methods)