Reinforced Concrete

Footprint on sand at beach

Sand and the Modern World

Sand has always been an essential part of human life and the rise of cities. but its impact and the world’s dependence on it have been largely overlooked.

August 8, 2019 - 99% Invisible

Hong Kong Towers

The Pros and Cons of Concrete

A versatile building material with a long pedigree, concrete also has associations with ugliness and totalitarianism. Its reinforced variety, widely used today, can conceal a costly flaw.

September 9, 2017 - CityLab

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.