growth boundaries

Biology

Saving Habitat: Just as Much for Humans as for Everything Else

Edward O. Wilson, famed for pressing for the conservation of half of the planet's land and oceans, recently turned 90 years old.

June 25, 2019 - National Geographic

Sprawl

Mapping 25 Years of Urban Expansion

What comparing 25 years of urban expansion on six continents reveals about the changing nature of the built environment.

August 14, 2018 - Vivid Maps

Steptoe Butte State Park

Defending Washington's Growth Management Act

Washington state's 1990 Growth Management Act (GMA) is facing a renewed round of attacks from Republican legislators in the state. A post on The Urbanist says the latest bills designed to weaken the GMA go further than other recent examples.

February 3, 2017 - The Urbanist

Simi Valley

Urban Containment: Sometimes Bad, Sometimes Not So Much

Some commentators on urban containment treat the issue as all-or-nothing: either strict limits on suburban development are good public policy everywhere, or they are good public policy nowhere. Perhaps a more nuanced view is appropriate.

October 11, 2016 - Michael Lewyn

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.