In order to reduce global warming and increase the absorption of carbon dioxide by phytoplankton it has been proposed to add which of these nutrients to the Southern Ocean in order to stimulate phytoplankton growth?

Question

Quizplus · Accepted Answer

Iron is the limiting nutrient for phytoplankton in the Southern Ocean, meaning that adding it would increase their growth and, subsequently, their absorption of carbon dioxide. Carbonate, calcium, sulfate, and copper do not have significant impacts on phytoplankton growth in the Southern Ocean.

In Order to Reduce Global Warming and Increase the Absorption