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3 results for “cities”
World
A city reinvents its transit and dares others to follow
An ambitious overhaul has cut commutes and cleared the air — and made the mayor a lot of enemies.
World
Tourism roars back, and the crowds bring their own problems
Record visitor numbers are a windfall for economies and a headache for the places people love.
Health
Air quality alerts become the new normal for millions
As smoke and smog spread, cities are learning to live with warnings that were once rare.