This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Brine volume. Sea ice relative brine volume divided by salinity as function of temperature calculated in two different ways en SreeBot plotted in IDL equations from various sources Peter Millsno Climate Sea ice
Page 2023 Free-images.com. All images are Public Domain