Colorado

The Gross Reservoir, a large body of water surrounded by trees and mountains.

Judges permit Denver to divert 77,000 acre feet from the Colorado River for reservoir expansion

Overuse and climate change have caused the Colorado River’s water levels to plummet.

September 18, 2026 - Inside Climate News

Geese flock to a frozen pond in Aurora, Colorado. There are houses in the background.

Colorado’s Largest Data Center Could Rise Next to Homes — Without a Public Hearing

The proposed campus would consume 11 times the power of Denver International Airport; as it has across the country, opposition mounts.

September 17, 2026 - Capital & Main

The Pearl street mall, with tulip blooming on a sunny spring day.

Boulder’s new plan could allow for 40% more housing through ‘gentle infill’

Exactly how much housing is allowed under the new plan will depend on zoning decisions and market conditions.

August 31, 2026 - Boulder Reporting Lab

An aerial photo of Lake Powell.

Even a “best case scenario” El Niño won't fix the West’s drought

While lower basin states may see increased precipitation, increased snowfall in upper basin states is needed to bring sufficient water to the West.

August 24, 2026 - Wired

Lake Mead's low water levels, seen from the Hoover Dam

Why a Colorado River water conservation agreement is so hard to reach

As the nation's two largest reservoirs hit their lowest levels on record, what would it take to avert the crisis? An expert weighs in.

August 21, 2026 - Sarah Porter

Group of people on bikes at intersection. in downtown, Denver. CO.

Denver mayor announces 'Mile High Line' vision for interconnected bike and transit routes

The mayor emphasized building more housing near transit lines and bike paths, but failed to address planned transit service cuts.

July 23, 2026 - Rocky Mountain PBS

Solar panels n a field with Rocky Mountans visible in background.

Over half of Colorado's energy now comes from renewables

In the first quarter of 2026, renewables made up 53% of Colorado's electricity, up from 43% in 2025.

July 20, 2026 - Colorado Times-Recorder

Rendering of 'CoCo' Colorado Connector train with woman standing next to it on platform.

Colorado unveils fox mascot, branding for 'CoCo' high-speed rail

The new Denver-to-Fort Collins train is expected to begin service in 2029.

July 14, 2026 - CBS Colorado

Colorful mural in Denver parking lot.

Denver mayor pushes for cheap downtown parking, says promoting transit is 'not our strategy'

The 'Mayor's Park $5' program encourages local businesses to reduce their parking prices to bring more people downtown.

July 6, 2026 - Denverite

Large herd of elk in Colorado.

Colorado oil and gas land lease on public land could imperil nation's largest elk herd

The federal government approved the largest land lease to oil and gas interests in Colorado history.

June 8, 2026 - Capital & Main

Downtown Denver, Colorado skyline at dusk.

Denver is building a sewage-powered thermal energy network

A proposed thermal energy network will harness heat from the earth and from wastewater to power renewable heating and cooling systems.

May 30, 2026 - National Public Radio

A wildlife crossing overpass with a red facade under construction in COlorado.

Colorado creates wildlife crossings fund

Residents will have the option to add $5 to their car registration to fund infrastructure that prevents wildlife-vehicle collisions.

May 29, 2026 - KKTV 11

Downtown Denver, Colorado on a sunny day.

Denver starts using AI to speed up housing permits

The CivCheck platform is designed to flag missing or incomplete application items and reduce the time it takes for applications to get approved.

May 27, 2026 - Route Fifty

Data center complex under construction in field surrounded by green forest in Texas.

Denver bans new data centers for one year

The moratorium doesn't affect a massive data center project already underway.

May 20, 2026 - NBC News 9

Line of passengers outdoors at Union Station in Denver, Colorado with vintage Union Station - Travel by Train sign in background.

Colorado announces new train between Denver and Fort Collins

The plan requires an agreement with BNSF, which owns the tracks, and Amtrak, which will likely operate the service.

April 14, 2026 - Colorado Newsline

Cyclist paused in front of public water fountain in Denver, Colorado.

Denver Considers Data Center Moratorium as it Aims to Reduce Water use by 20%

The city is requiring restaurants and other businesses to cut back their water use and could pause new data center development until it addresses them in its zoning code.

April 2, 2026 - The Cool Down

Serial view of large unversity campus in Boulder, Colorado at dusk.

Colorado Law Lets Schools, Other Public Agencies Build Housing Regardless of Local Zoning

The law is modeled on a similar failed measure from last year that included fewer eligible organizations.

March 27, 2026 - KUNC

Unhoused people and tents surrounded by everyday items on sidewalk in Denver, Colorado.

Denver Cut Unsheltered Homelessness Almost in Half Even as Unhoused Population Grows

While the total number of Denver residents without permanent housing is growing, the city has leveraged its resources to quickly create over 1,000 new emergency shelter beds.

March 4, 2026 - Governing

Aerial of Breckenridge, Colorado.

This Colorado Ski Town Saves 75% of its Full-time Housing for Local Workers

Breckenridge has invested millions in creating deed-restricted workforce housing for local residents.

February 11, 2026 - High Country News

Orange EV charger in outdoor parking lot with Colorado mountains in background on sunny day.

USDOT Cancels Over $100 Million in Sustainable Transportation Funds for Colorado

The administration is pulling funding for what it calls “woke” and “redundant” clean energy projects including EV charging infrastructure.

December 23, 2025 - The Colorado Sun

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.

Senior Planner

City of Thousand Oaks

Community Development Director

City of Wisconsin Rapids

Professor of Urban Planning

Harvard University Graduate School of Design

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.