Archive · 19 May 2025
NASA SWOT Satellite Reveals Impact of Ocean Currents
NASA's SWOT satellite is like a super-powered eye for the ocean, helping scientists see tiny currents and waves that were previously invisible.
These small movements are crucial because they move heat, carbon, and nutrients around, influencing both marine life and the climate.
The satellite has already found surprising vertical currents, moving water up and down, which warm the atmosphere.
This data is changing how scientists understand and model the ocean, making them adapt their existing models to take these small but significant features into account.
By monitoring these processes, SWOT aims to clarify the connections between environmental changes, ocean-atmosphere interaction, and climate behavior, helping us better understand the Earth.
SWOT satellite reveals impact of small ocean currents and waves on climate and marine life.
SWOT provides high-resolution data on vertical ocean currents that affect ecosystems and climate.
The satellite observed a submesoscale eddy in the Pacific's Kuroshio Current with significant vertical circulation.
SWOT detected an internal solitary wave in the Andaman Sea, highlighting its energy measurement capabilities.
SWOT data is being integrated into ocean models to adapt to the observation of small-scale ocean features.
- Who
- NASA, CNES, and other contributing space agencies and research institutions.
- What
- SWOT satellite observations of ocean currents, waves, and their effects on the environment.
- When
- Ongoing mission with data continuously being collected.
- Where
- Global oceans, with examples in the Pacific and Andaman Sea.
- Why
- To understand how small-scale ocean features impact climate and marine life, and improve climate models.
- Satellite Name
- Surface Water and Ocean Topography
- Joint Project
- NASA and CNES (French space agency)
- Focus
- Observing submesoscale waves and eddies
- Snapshot Frequency
- Every 21 days
- Vertical Circulation Observed
- Up to 14 meters per day
- Model Impact
- Integration into NASA's ECCO ocean model