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Dual-Pathway Framework Promises Sharper Coastal Salinity Data

New dual-pathway framework improves satellite coastal sea surface salinity accuracy, combining cleaner measurements with advanced physical models to enhance monitoring.

This research matters because accurate coastal salinity measurements are critical for understanding freshwater exchange, ecosystem health, and climate dynamics. Current satellite products suffer from significant errors near shore, limiting their utility for monitoring river plumes, estuarine mixing, and extreme weather events. By providing a roadmap to improve resolution and accuracy, this framework could enable better management of coastal resources, enhance climate models, and support operational oceanography. It also fosters collaboration between instrument teams, retrieval developers, and coastal oceanographers, accelerating progress toward a comprehensive coastal freshwater observing system.