Key Statistics
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Global smart city investment (2025): $350 billion
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Top sectors:
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Transportation: 40%
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Energy: 25%
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Public Safety: 20%
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Waste & Water Management: 15%
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IoT devices in cities: 14 billion (Statista, 2025)
Introduction
Smart city ecosystems are becoming a defining feature of modern urbanization. AI and IoT-driven technologies are enabling better mobility, energy use, and safety management. OECD and UN-Habitat data show sustained public-private partnerships fueling this growth.
Headline Takeaways
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AI + IoT integration improves traffic flow and energy efficiency.
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Green infrastructure investments drive sustainable city metrics.
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Data ethics and privacy frameworks are becoming mandatory.
Primary Evidence
A. OECD – Smart City Indicators 2025
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Tracks over 300 initiatives globally; AI used in 65% of new projects.
B. UN-Habitat – Sustainable Cities Report 2025
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Predicts 60% of new urban developments will use smart systems by 2030.
C. WEF – Urban Transformation Insights 2025
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Highlights success stories from Singapore, Seoul, and Dubai.
Implications
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Digital twins will enable predictive urban management.
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Cities that deploy AI early see 20–30% reductions in congestion.
Sources
OECD, UN-Habitat, WEF