AUTHOR=Ding Xingong , Song Jiaqi , Zhu Nian , Ji Xina TITLE=Does the digital economy reduce shipping-related pollution? Evidence from coastal port cities in China JOURNAL=Frontiers in Marine Science VOLUME=12 YEAR=2025 URL=https://www.frontiersin.org/journals/marine-science/articles/10.3389/fmars.2025.1538634 DOI=10.3389/fmars.2025.1538634 ISSN=2296-7745