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Case Studies

Graph showing probabilities over time for different events, and the number of inputs for each time period.

The Aggregative Contingent Estimation Program | Predicting Global Events Through Crowdsourcing

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EPA Air Sensor Logo, Citizen Science Toolbox with EPA seal, Motto Measure, Learn, Share

The Air Sensor Toolbox | Citizen Scientists Measure Air Quality

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Example transcription in the National Archives Catalog.

Citizen Archivist Dashboard | Improving Access to Historical Records Through Crowdsourcing

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A man outside holding a large rain gauge.

CoCoRaHS - Community Collaborative Rain, Hail and Snow Network | Citizen Scientists Track Precipitation

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Cyclone Center homepage

Cyclone Center | Crowdsourcing Hurricane Intensity Estimates

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A screen shot of a USA map.

Did You Feel It? | Crowdsourcing Earthquake Maps

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A screenshot of an image from NASA’s WISE mission captured on the Disk Detective.

Disk Detective | Crowdsourcing New Planets

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A woman using a tablet in front of cows.

The Enhanced Passive Surveillance System | Crowdsourcing for Early Detection of Animal Disease Outbreaks

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Homepage of the eterna website.

EteRNA | Crowdsourcing New RNA Designs

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Different colored neural networks that appear to be floating.

EyeWire | A Game to Crowdsource Brain Mapping

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Screenshot of Globe Visualization System

The GLOBE/S’COOL Partnership | Citizen Scientists Validate Satellite Data

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Two men looking at maps and a mobile device.

MapGive | Crowdsourcing Map Data for Humanitarian Response and Preparedness

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A screenshot of the FCC Speed Test app on iTunes.

Measuring Broadband America’s FCC Speed Test App for Android and iOS | Crowdsourcing Mobile Broadband Performance

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A close-up of a Monarch caterpillar on a plant.

The Monarch Larva Monitoring Project | Citizen Scientists Monitor Monarch Butterflies

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The National Map Advanced Editor

The National Map Corps | Crowdsourcing Map Data

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A little girl with a baseball cap kneeling down on the ground looking at a butterfly sitting on top of a flower.

Nature’s Notebook | Citizen Scientists Track Seasonal Change

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A screenshot with a summary of systems for the State of Texas, captured from the Open PV Project website.

The OpenPV Project | Crowdsourcing Solar Energy Data

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A woman kneeling down near a flower and writing on a piece of paper.

Project BudBurst | Citizen Scientists Track Seasonal Plant Changes

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soil moisture data on map

The SMAP/GLOBE Partnership| Citizen Scientists Measure Soil Moisture

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Screenshot of the Smithsonian Transcription Center home page.

The Smithsonican Transcription Center | Crowdsourcing Document Transcription

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A screenshot of the TED operational monitoring display, showing real-time tweets along with line charts, bar charts, and a map with color-coded pins.

Tweet Earthquake Dispatch | Crowdsourcing Earthquake Detection

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