Vegetation

Sheep grazing in field with solar panels in background.

Herds of Sheep Manage Vegetation Where Powered Mowers Can’t

Cities are hiring grazing sheep to keep vegetation in check in sensitive sites and uneven terrain.

October 7, 2024 - Associated Press

Eucalyptus Tree

The Ongoing Debate Over California's Eucalyptus Trees

The eucalyptus is an exotic species in California, and studies suggest it has contributed to an increase in wildfire hazards. But defenders of the trees say the eucalyptus is just an ecological scapegoat.

December 28, 2019 - The Guardian

Paris Trees

The Importance of Urban Tree Canopies

Urban trees play an essential role in making cities livable and countering the effects of climate change.

November 6, 2019 - The Guardian

Sierra Nevada Drought

The Earth's Vegetation Stopped Expanding 20 Years Ago

Until the late 1990s, the amount of vegetation worldwide was increasing. But then it stopped, and a new study links this troubling trend to climate change.

August 27, 2019 - Scientific American

Fuel Break Wildfire

California Communities Embrace Fuel Breaks as Effective Wildfire Strategy

Fuel breaks involve clearing vegetation that feeds fires in order to prevent the catastrophic and fast-spreading wildfires that have plagued the state.

February 1, 2019 - The Mercury News

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.

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.