Global SARS-CoV-2 Genomic Sequences by City (2019 to 2025 Q1): Temporal Trends Across 734 Urban Locations World-Wide

This dataset provides city-level temporal trends of SARS-CoV-2 genomic sequences collected between 2019 and the first quarter of 2025, spanning 734 urban locations worldwide. Each file contains curated sequence metadata grouped by city and compressed for efficient handling. The dataset enables fine-grained analysis of viral evolution, geographic spread, and epidemiological dynamics at the urban scale, supporting research in public health, molecular epidemiology, and pandemic preparedness.<br>Data Curated By: [e-mail]

本数据集收录了2019年至2025年第一季度期间采集的严重急性呼吸综合征冠状病毒2型（SARS-CoV-2）基因组序列的城市级时间趋势数据，覆盖全球734个城市区域。每份文件均包含经整理的按城市分组的序列元数据，并经过压缩以提升处理效率。本数据集支持在城市尺度下对病毒演化、地理传播及流行病学动态开展精细化分析，可为公共卫生、分子流行病学以及大流行防控相关研究提供支撑。数据整理方：[e-mail]