Sierra

Several visitors walk around the Martin Luther King Jr Memorial, which is surrounded by cherry blossom trees in bloom with pale pink flowers.

9 Public Land Destinations to Visit This Black History Month

These national monuments, parks, and sites honor and preserve Black history in America.

February 7, 2024 - Sierra

Urban Development Shifts Reduce Driving

The patterns of urban development over the past few decades have pushed more and more people into cars by necessity. But as design priorities change, so are people's walking and driving habits.

June 17, 2011 - Sierra

Reclaiming L.A. as a Cycling City

Over 100 years ago, a wooden bicycle highway linked Pasadena to Los Angeles. Now cycling activists are hoping that, by closing the Arroyo Seco Parkway to automobiles for "ArroyoFest," Angelinos can once again imagine a cycling future for LA.

April 10, 2008 - Sierra

Political Climate Change?

Sierra Magazine asks Matt Stoller, Michael Bocian, David Orr and Newt Gingrich to square off on how climate change will figure in the 2008 Presidential election.

January 14, 2008 - Sierra

Bicycles No Longer Welcomed In China's Cities

China's pell-mell race towards modernization reduces reliance on bicycle for transportation.

August 25, 2006 - Sierra

News from HUD User

HUD's Office of Policy Development and Research

Call for Speakers

Mpact Transit + Community

New Updates on PD&R Edge

HUD's Office of Policy Development and Research

Top Books

An annual review of books related to planning.

Top Websites

The best of the Internet—since 2002.

Top Apps

Planning apps for a brave new world.

Top Schools

The definitive ranking of graduate planning programs.

Urban Design for Planners 1: Software Tools

This six-course series explores essential urban design concepts using open source software and equips planners with the tools they need to participate fully in the urban design process.

Planning for Universal Design

Learn the tools for implementing Universal Design in planning regulations.