HabitatMap

AirCasting

Crowdsource air quality data & clear the air!

Anywhere

Ongoing

Citizen ScienceEducationEcology & EnvironmentComputers & Technologyarduinoair qualityappair-qualitycsm2025noisepollutionlibraryheart ratecsm2026androidair pollutionearth2025

2B Technologies, Inc.

AQTreks (AirQualityTreks)

Monitor air pollution levels and map air pollution around the US

Multiple locations, including yours!

Ongoing

Citizen ScienceNature & OutdoorsGeographyEducationCrowd FundingTransportationEcology & EnvironmentComputers & TechnologyClimate & WeatherChemistryOcean Water Marineautumnnatureappsummerair pollution monitoringenvironmental justiceparticulate matteriphoneair pollutionbicyclingoutdoorsexperimentec2020girl scoutsequityweather dataair quality indexmobile applicationsmartphone applicationcarbon dioxideclimatesteminvestigationcarbon monoxideglobal warmingair qualityhikingdatabasedataandroidenvironmentusaairclimate monitoringweathercommunity-based monitoringclimate changespringwintersciencecitizen science

Natural History Museum

Big Seaweed Search

Explore the distribution of UK and invasive seaweeds.

Multiple locations, including yours!

Ongoing

Citizen ScienceOcean Water MarineEcology & EnvironmentClimate & WeatherNature & OutdoorsBiologybeachukseashoreseainvasivemarineseaweedsat the beachseaweedoceanocean & waterin oceansbeach walkocean conservationtidepoolrockpool

Daily Live Science Demonstrations

Join us at the PECO Live Science Stage in the main Atrium and Demonstration Theater on the third floor for dynamic shows happening throughout the day from 11am to 4pm!

Philadelphia, Pennsylvania

Ongoing

Live ScienceBiologyChemistry