Air Conditioning

Could Artificial Glaciers Keep Your City Cool in the Summer?

They're about to try it in Ulan Bator, Mongolia, creating giant "naleds" of ice that would melt slowly due to the extreme cold preserved inside.

November 16, 2011 - BLDGBLG

Permanent Infrastructure in a Temporary City

Millions have been in the tent city of Mina in Mecca for the annual Hajj pilgrimage. Though the crowds are temporary, the infrastructure built to handle them is permanent.

November 24, 2010 - The Pop-Up City

Air Conditioning and Community

A new book looks at the environmental, energy, and social consequences of keeping cool by using air conditioners. In this 4-minute public radio interview, author Stan Cox explains how to keep cool, just in time for the East Coast heat wave.

July 14, 2010 - American Public Media: Marketplace

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.

Community Development Director

City of Wisconsin Rapids

Professor of Urban Planning

Harvard University Graduate School of Design

Transportation Planner I

KFH Group Inc.

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.