In terms of NPP (net primary productivity), the most productive terrestrial systems are found in _____, while the most productive aquatic systems are found in _____.

Question

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Tropical forests are known for having high NPP due to their warm temperatures, high rainfall, and diverse plant life. Freshwater marshes also have high NPP due to the high availability of nutrients and sunlight. In contrast, while temperate forests are moderately productive, the open ocean has a relatively low NPP due to low nutrient availability and extreme conditions. Boreal forests and salt marshes are also moderately productive. Savannas and coral reefs have moderate to high NPP, but they are not the most productive systems in their respective categories.

In Terms of NPP (Net Primary Productivity), the Most Productive