Phosphates

International Effort Needed to Prevent Recurrence of Lake Erie Algal Bloom

On Monday, August 4, half a million people in the Toledo, Ohio metro region could once again drink from their water taps after a weekend without safe drinking water due to a toxin resulting from an algal bloom in the city's water supply, Lake Erie.

August 7, 2014 - The Wall Street Journal

Fertilizers Banned in Polluted Florida County

Certain fertilizers will be banned from use during summer months and rainy times of the year in Pinellas County, Florida after a recent ruling by the County Commission.

January 21, 2010 - St. Petersburg Times

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.