Citizen Science

Woman wearing beanie leaning down over grass covered with fall leaves using tablet to identify plants.

Detecting Invasive Species Early Through Citizen Science

Community science platforms like eBird and iNaturalist enhance early detection of invasive species, complementing professional surveillance and highlighting the need for stronger collaboration between the public and official authorities.

December 22, 2024 - Relational Thinking

Citizen Science Day in Bridger-Teton National Forest

6 Examples of Citizen Science at Work

A few examples from around the world illustrate the power of crowdsourcing to expand the scope of scientific inquiry.

December 30, 2019 - Kayla Matthews

Artificial Turf

Bad Science Linked to Fears of Fake Grass

A college soccer coach's disproved theory that claims artificial truf causes cancer refuses to die.

May 25, 2017 - The Boston Globe

Chicago Beach

Summer Is Here—and So Are 'Smart Beaches'

A group of "citizen data scientists" produced a predictive analytic model that offers citizens better information about water quality on beaches along Lake Michigan in Chicago.

June 21, 2016 - Data-Smart City Solutions

Woman Computer

Four Steps to Enhanced Crowdsourcing

The second "Empowered Design, By 'the Crowd'" article offers insight into making the most out of new crowdsourcing resources.

May 2, 2016 - Kendra L. Smith and Lindsey Collins

Solidarity

Empowered Design, By 'The Crowd'

Crowdsourcing offers a viable resource for planners to empower communities and engage citizens to collectively innovate solutions to complex urban problems.

March 17, 2016 - Lindsey Collins and Kendra L. Smith

New Apps to Enable Citizen Science

Professor Zhenghong Tang, from the Community and Regional Planning Program at University of Nebraska-Lincoln, taps mobile tech, aids access to environmental data.

March 3, 2016 - University of Nebraska-Lincoln

FREE Course: Walkable City 1: Why Walkability?

After describing his path towards focusing on walkability as the essence of good planning, Jeff Speck marches through his five principal reasons for making more walkable places.

Reinventing Malls: Planning Alchemy—Turning Gray Fields Into Gold

The course focuses on the opportunities and imperatives that shape reinvention of mall sites.

Top Books

An annual review of books related to planning.

Top Schools

The definitive ranking of graduate planning programs.

100 Most Influential Urbanists

The who's who of urbanism, according to Planetizen readers.

Urban Planning Creators You Should Know

A short list of voices on social, video, and podcasting platforms.