Groundwater Basins

A map showing the extent of the San Fernando Valley Groundwater Basin in the northern reach of the city fo Los Angeles, along with a few other, smaller, adjacent groundwater basins.

Superfund Project to Deliver Massive Water Supply Boon to Los Angeles

The semi-arid region of Los Angeles is often mistaken for a desert, but the local water supply is also constrained by the environmental sins of the 20th century. The water supply equation of Los Angeles will soon change, however.

December 14, 2022 - Los Angeles Times

Sacramento-San Joaquin River Delta

Opinion: California State Water Department Needs to Step Up in the Fight on Climate Change

California's water resources are under threat from climate change, and the state's water agency must take action to face the challenges.

February 16, 2020 - The Sacramento Bee

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.