Guest Commentary Our national marine sanctuaries Part 1

Guest Commentary Our national marine sanctuaries Part 1- “Roughly 71% of our planet is covered by water, and 97% of that is an ocean wrapped around land masses that rise from the sea floor in the form of continents and island chains,” writes Dan Haifley in a Guest Commentary. “Half the oxygen we breathe is produced by plant life within it, mostly phytoplankton at the base of the food web. It’s vast, complex, and is vulnerable to climate change, plastic pollution, nutrient-rich runoff and other threats.”

Source: santacruzsentinel.com