They construct dams and create an ecosystem for other species . Because of their dam building nests become available for birds, fish population increases and waterfowl population goes up
Answer:
Microscopic marine phytoplankton play a critical role in regulating todays carbon cycle yet not enough is known about the process. These tiny organisms consume carbon dioxide from atmosphere and move it to marine sediments in deep ocean. And this process is also known as biological pump<em>.</em>
Explanation:
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Answer:
The answer is true.. it is attached to the carbon backbone.
1. climate change (C)
2. use more nonrenewable resources (A)
3.by polluting near by streams with pesticides and herbicides (B)