Kelp plants grow on a 30-foot-long, white PVC pole suspended in the water. If this is successful, instead of just one row, there would be a whole platform, hundreds of meters across and hundreds of ...
A USC Wrigley Institute study finds that raising and lowering kelp boosts its growth four-fold. It's the next step toward growing it in the open ocean on giant "kelp elevators" to produce biofuel at ...
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