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Shutterstock How has one of America's biggest cities resisted the medical establishment on fluoridation?
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Toilet Tuesday
In Arizona, Fear of a Transgender Toilet
Arizona wants to tie bathroom access to birth certificates; scientists sound warning about pit latrines; a municipal government does BYO toilet paper.
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A Cyclist's Lost Arm Becomes a Symbol of Reform in São Paulo
The mayor of Brazil's largest city pledges to stop the carnage. Will it work?
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12 Fresh Ideas for Transforming the Places We Live With Open Data
A few of the 886 proposals from the Knight Foundation's latest open government news challenge.
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Amsterdam's Latest Quest to Tame Legalized Prostitution
The city is tightening the rules governing its famous red light district. Will the efforts cut down on sex trafficking or make the problem worse?
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Charts
How the Focus on 'Energy Intensity' Is Hurting the Fight Against Climate Change
It's a misleading metric that actually tells us very little about efficiency.
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The Silver Lining to the 14,000 Dead Pigs in Shanghai's River
The scandal has prompted China's government to acknowledge the nation's intense problem with food safety.
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Is Racial Profiling Institutional at the NYPD?
New evidence from the stop-and-frisk lawsuit.
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Are Urban Explorers Really a Threat to Our National Security?
A federal agency worries they could aid terrorists. But really, they expose our vulnerabilities.
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4 Ideas for Fixing Stop and Frisk
Experts weigh in on how law enforcement should engage in and implement these tactics.
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This Week in Bans
How Does One Get Banned From Every Public Library in the World?
You probably don't want to know.

