Skyscrapers
Skyscraper Envy?
Sen. Mark Kirk (R-Ill.) expressed irritation that Chicago is no longer a world-class city when it comes to building heights. The issue arose during a Senate floor discussion on the Terrorism Risk Insurance Act. Chicago's Willis Tower ranks #11.

Friday Eye Candy: Hang Out Above Chicago at the John Hancock's 'Tilt!' Installation
Call it a ride, an art installation, or a feat of engineering—Tilt! Is not for those with a fear of heights.
Quiz: How Many Stories Constitute a 'Residential Tower'?
Sure, it's a subjective question. Where I live, it's anything taller than four stories, at least in the local media's eyes. But from a real estate perspective, there really is a minimum number, and they are being built in record numbers in the U.S.

How Tall is Too Tall?
What is the best height to promote good urban living? It needs to be high to attain necessary density but not so high that it detracts from the quality of life, particularly for existing residents. In short, what is the Goldilocks height level?
Cloud Computing Company Will Have its Name in the Clouds above San Francisco
It is only fitting that Salesforce, whose logo is a cloud, won the naming rights to what will be the West Coast's tallest building when completed in 2017 where they will lease half the space. When the fog rolls in, that's all the workers will see!
Imagining a Future Vertical City
Not everyone is sold on the idea of vertical cities, populated with futuristic skyscrapers beyond the proportions of earlier eras. But for as long cities bear the brunt of the world’s population growth, explorations of verticality will continue.
Philadelphia Skyscraper Rewrites the Corporate Headquarters Script
Comcast recently released designs for a $1.2 billion skyscraper in Downtown Philadelphia. The building’s potential starkly contrasts the suburban model of commercial office parks.
Is Tall All There Is?
Should planners be pushing to remove height limits to meet the growing demand for housing?

Seven Skyscraper Design Fails
This week, sun rays bouncing off the "Walkie-Talkie" skyscraper in London have caused cars to melt and forced the city to ban parking in the area. Here are 7 other skyscraper design fails that have led to mishaps and disasters for cities.
An Argument Against “Skyscraper Phobia” in the Big Apple
Kenneth T. Jackson of the New York Times expresses his opposition to recent density concerns in New York City, which he believes are compromising its future as the world’s greatest city.
The Unintended Message of the High-Rise Race
Throughout history, cities that built the tallest towers were the newbs and rubes of urbanization, proclaims land use attorney Bill Adams in this light hearted put-down of the architectural race for rarified air.
As Tall Tower Trend Goes Global, Africa Aims High
As the planet slowly emerges from the global recession, skyscraper construction is surging once again. One area seeking skyline augmentation is a continent that has heretofore shied away from the height race: Africa.
How Bloomberg's Bluster Inspired New York to Build Taller
Kicking off its in-depth examination of the ways in which New York City has been remade during Mayor Bloomberg's tenure, Matthew Schuerman looks at the city's astonishing vertical growth, a significant feat considering the shadow of 9/11.
Architect Ego Trip or Necessity for a Modern Metropolis? Paris Debates Skyscrapers
Following Mayor Bertrand Delanoe's overturn of a ban on buildings over seven storeys high, Paris is planning a dozen new skyscrapers outside the city centre. Debate over the towers is destined to become an issue in next year's municipal elections.

The Case for Hyperdensity
On Places, Vishaan Chakrabarti argues that the hyperdense city is more prosperous, equitable, ecological and delightful — and vital to America's strength as a nation.
Big Egos and Fat Wallets Drive New York Skyscraper Boom
The Empire State Building's place in New York City's skyline is set to be challenged by several new residential towers, as the city experiences a height hysteria not seen since the heady days of the late 1920s.
Exposing the Fallacy of Sky Forests
Have you noticed the architectural trend in spicing up bland glass skyscrapers with forests of foliage? Tim de Chant strips away this veneer of extreme greenwashing by explaining why trees won't grow on a ledge 500 feet high.
Toronto Reaches for the Skies
With fifteen skyscrapers over 45 stories under construction, Toronto is erecting more tall buildings than any other city in the Western Hemisphere. By 2015, the city is expected to have more than triple the number of skyscrapers than in 2005.
Plenty of Reasons Not to Raise the Roofline in D.C.
Drawing inspiration from Paris and Barcelona, Kaid Benfield offers his take on the recent controversy surrounding height limits in the nation's capital, enumerated point-by-point against arguments over capacity, density, affordability, and beyond.
Toronto's Skyline Has High Ambitions Despite Housing Bubble Concerns
By a ratio of two-to-one, Toronto is far outpacing NYC in terms of high-rises and skyscrapers currently under construction. As other Canadian cities follow suit, Jim Flaherty, Canada's Finance Minister, is taking measures to cool the market.
Pagination
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.
City of Albany
UCLA Lewis Center for Regional Policy Studies
Mpact (formerly Rail~Volution)
Chaddick Institute at DePaul University
City of Piedmont, CA
Great Falls Development Authority, Inc.
HUDs Office of Policy Development and Research