
GeoHealth, Journal Year: 2024, Volume and Issue: 8(6)
Published: June 1, 2024
Abstract The global COVID‐19 outbreak severely hampered the growth of economy, prompting implementation strictest prevention policies in China. Establishing a significant relationship between changes nighttime light and lockdowns from geospatial perspective is essential. In remote sensing, we evaluated spatiotemporal dynamic effects city on human activity intensity Zhengzhou region. Prior to outbreak, region maintained trend, even under regular control measures. However, following October 2022 lockdown, experienced substantial decrease. central area Zhengzhou, decreased by at least 18% compared pre‐lockdown levels, while sub‐center, decrease was around 14%. areas where most were primarily within 15 km radius, concentrated 5 radius. These both statistical data underscored impact lockdown economic activities
Language: Английский