As summer heats up, catch up on last month’s most compelling stories.

From crises like a dam collapse and toxic algae blooms to futuristic air taxi approvals by the FAA, June was packed with pivotal news developments. Discover which U.S. cities are growing, how new legislation will encourage affordable housing development in Tennessee, more about Florida’s crackdown on HOA powers, what’s causing a coastal standoff in Florida, and more.
1. California’s Largest Natural Lake Turns Green With … Algae
Like many bodies of fresh water across the country, Clear Lake, a popular California destination, is dealing with a green algal bloom, potentially caused by toxin-producing cyanobacteria, which has impacted tourism and recreational activities.
Two air taxi companies have received FAA certification to operate on-demand passenger flights, aiming for commercial service in 2025.
3. The 15 Fastest-Growing Cities in the US
The Census Bureau's latest update reveals that large cities in the Northeast and Midwest grew in 2023, reversing previous declines. Among the 15 fastest-growing cities with populations over 20,000, over half were in Texas, with notable exceptions in California and Ohio.
4. Clackamas County Votes to Allow ADUs, Residential RVs
Clackamas County, Oregon, now allows accessory dwelling units (ADUs) and RVs as secondary housing on rural residential properties over two acres.
5. New Tennessee Law Allows No-Cost Incentives for Affordable Housing
Tennessee Gov. Bill Lee signed a law that allows local governments to offer no-cost incentives for affordable housing construction, such as increased density allowances, reduced parking requirements, and priority permitting.
6. New Florida Law Curbs HOA Power
A new law in Florida restricts what state lawmakers call excessive HOA powers and includes mandatory training for board members and protections for residents against fines for minor violations.
7. Minnesota Dam Failure Highlights Nationwide Danger
The Rapidan Dam near Mankato, Minnesota, partially collapsed due to strain caused by floodwaters after severe storms that battered the Midwest.
8. Florida Homeowners 'Nope Out' of Beach Restoration Over Public Access
The U.S. Corps of Engineers offered $42 million in sand replenishment for an eroding Florida beach but only if the beach is made public. Beachfront property owners said no thank you.
9. Planners’ Complicity in Excessive Traffic Deaths
Professor Wes Marshall's controversial book, Killed by a Traffic Engineer, critiques current traffic engineering practices, highlighting their role in increasing traffic fatalities.
10. NYC Suburb Plans for New Linear Park
New Rochelle's new zoning rules pave the way for the LINC project, converting part of Memorial Highway into a vibrant linear park that aims to revitalize the historically Black Lincoln neighborhood.
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Editor’s note: Portions of this Planetizen blog post were generated using OpenAI’s language model, ChatCPT. Planetizen editors have been looking into ethical uses of AI in journalism and wanted to test it. In this post, ChatGPT was used to summarize previously published Planetizen stories, which provided text that served as a starting point and then was edited and refined further. We want to assure our readers that any policies adopted around the use of AI on Planetizen content will be grounded in transparency.

Manufactured Crisis: Losing the Nation’s Largest Source of Unsubsidized Affordable Housing
Manufactured housing communities have long been an affordable housing option for millions of people living in the U.S., but that affordability is disappearing rapidly. How did we get here?

Americans May Be Stuck — But Why?
Americans are moving a lot less than they once did, and that is a problem. While Yoni Applebaum, in his highly-publicized article Stuck, gets the reasons badly wrong, it's still important to ask: why are we moving so much less than before?

Research Shows More Roads = More Driving
A national study shows, once again, that increasing road supply induces additional vehicle travel, particularly over the long run.

Oakland to Add 244 New EV Chargers
Oakland plans to launch its new charging network at eight locations by the end of 2025.

Jane Goodall Inspires with Message of Hope, Resilience, and Environmental Action
Speaking in Pasadena, Jane Goodall offered a hopeful and inspirational message, urging global compassion, environmental responsibility, and the power of individual action to shape a better future.

Harnessing the Power of Fungi for Environmental Cleanup
Mycoremediation — the use of fungi to break down or absorb environmental pollutants — offers a promising, cost-effective, and eco-friendly alternative to conventional methods for restoring contaminated sites.
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Planning for Universal Design
Learn the tools for implementing Universal Design in planning regulations.
Heyer Gruel & Associates PA
City of Moreno Valley
Institute for Housing and Urban Development Studies (IHS)
City of Grandview
Harvard GSD Executive Education
NYU Wagner Graduate School of Public Service
City of Cambridge, Maryland
Newport County Development Council: Connect Greater Newport
