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<p>seawater buffers temperature changes, and the formation of <a href="page.php?w=sea_ice">sea ice</a> <a href="page.php?w=Thermal_insulation">insulates</a> it at lower temperatures.  However, the availability of light, the source of energy for photosynthesis, and mineral <a href="page.php?w=nutrients">nutrients</a>, the building blocks for new growth, play crucial roles in regulating primary production in the ocean. Available Earth System Models suggest that ongoing ocean bio-geochemical changes could trigger reductions in ocean NPP between 3%</p><p>
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