Cities Could Track 70% More Progress With Citizen Scientists
New research reveals cities are missing a huge opportunity to measure sustainability. Citizen science could help track 70% of urban progress indicators but is only used for 4% right now.
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Kolkata Metro Brings Back Return Tickets After 15 Years
Kolkata Metro just made commuting easier by bringing back same-day return tickets using QR codes, cutting wait times at ticket counters. The convenient feature disappeared 15 years ago but is now helping thousands of daily riders save precious minutes during rush hour.
U.S. Homicide Rate Drops 21% Across 35 Major Cities
After historic spikes during the pandemic, American cities are seeing their lowest homicide rates in decades. Experts say the dramatic turnaround is happening almost everywhere, but no one knows exactly why.