Column: Risk, reward in visiting the frozen Apostle Islands sea caves (with video) CORNUCOPIA -- An occasional deep rumble rises from beneath frozen Lake Superior. The wind rustles through vegetation ...
Visiting sea caves isn’t just about seeing a cool grotto carved out by the ocean — it’s also about the journey to find these caverns. There are cliffs to descend, rocks to scramble, tide pools to ...
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Hidden threats in the dark: Alarming levels of human-made debris in Mediterranean sea caves
Just when we thought we had described all the possible marine environmental recipients of plastic pollution, new research ...
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