Day: April 8, 2025

Universal spatiotemporal scaling laws governing daily population flow in cities revealed

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Universal spatiotemporal scaling laws governing daily population flow in cities revealed

While the daily ebb and flow of people across a city might seem chaotic, new research reveals underlying universal patterns. A study published in the leading international journal Nature Communications by a team led by Chair Professor Bo Huang from the Department of Geography at the University of Hong Kong (HKU) unveils fundamental spatiotemporal scaling … Read more

Smoke from US wildfires, prescribed burns caused premature deaths, billions in health damages

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Smoke from US wildfires, prescribed burns caused premature deaths, billions in health damages

Since the end of the 20th century, air pollution from most U.S. sources has decreased, but emissions from wildland fires have risen. In a new study, researchers estimated that smoke from wildfires and prescribed burns caused $200 billion in health damages in 2017, and that these were associated with 20,000 premature deaths. Senior citizens were … Read more