Dark Skies

Milky Way in Big Bend National Park, Texas.

Turning Out the Lights on Light Pollution

Limiting light pollution can have beneficial effects for humans, animals, and the local economy.

December 5, 2023 - Smart Cities Dive

View of dark night sky with visible Milky Way over dark forest.

The Importance of Dark Skies

Why light pollution harms humans and the environment.

October 11, 2023 - The Daily Yonder

Pittsburgh at Night

Pittsburgh Becomes First 'Dark Sky' City in Eastern U.S.

As evidence showing the benefits of dark skies builds, Pittsburgh becomes the first eastern American city to enact a dark sky policy.

December 29, 2021 - Bloomberg CityLab

Nighttime Skyline

LEDs, Downward Lights Changing the Night in Chicago

The nighttime illumination of Chicago is almost finished with a complete overhaul of its streetlights, producing a dramatic effect in the nighttime environment of the city.

January 3, 2020 - Chicago Tribune

Turning off the Lights to See the Stars

A movement to shed light on the worldwide loss of dark skies aims to minimize light pollution in order to increase public opportunities for stargazing, while also serving as a money-saving measure for cities, reports Kate Galbraith.

October 18, 2012 - The New York Times

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.