Single-Use

Two people carry groceries in plastic grocery bags.

'Nudges' Can Reduce Plastic Bag Use Even Where Bans or Fees are Banned

Even in cities where state law pre-empts plastic bag fees, there are ways to reduce plastic waste.

December 7, 2021 - Next City

Washington D.C. Row Houses

Photos: Why So Many Former Stores Are Now Homes in Washington, D.C.

If some residences look a little out of place in Washington, D.C., it may be because they were originally retail shops. A Tumblr is devoted to these homes, and the zoning laws that created them.

May 23, 2016 - CityLab

Plan Charlotte Survey Finds 9 Percent of the City Zoned for Mixed-Uses

Surveying the 373 square miles, or 238,720 acres, under jurisdiction of Plan Charlotte to see how much of it is zoned for mixed-use.

October 1, 2015 - Plan Charlotte

Philadelphia's Open Data Reveals Land Use Trends

A trove of data from the Office of Property Assessment has been released to the public. It's like Christmas day for zoning wonks in the City of Brotherly Love.

September 6, 2015 - PlanPhilly

The case against mixed-use: not proven

A recent study suggesting that mixed-use zoning increases crime is not as persuasive as it might seem at first glance.

February 26, 2013 - Michael Lewyn

Is it Time to Ditch Zoning?

As mixed-use development increasingly supersedes single-use development, Roger K. Lewis argues that we should retire the word "zoning" and its outdated "characterization of how we plan and shape growth."

February 21, 2013 - The Washington Post

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.