The structure of sea ice is different than fresh water ice. Sea ice has many little channels in which microscopic plants, animals, and other organisms can live. Freshwater ice does not have these channels.
(4+ hours preparation)
Well in advance of the activity, you'll need to prepare the ice samples. This is easy to set up the night before to ensure your ice samples are completely frozen.
Part of:XL Catlin Oceans Education
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