Effector , sensor, control center
Primary Succession is when an ecological community experiences a community changing natural disaster (volcano, glacier, etc) primary succession starts from bare rock. Secondary succession starts from pre-existing soil, and occurs from a hurricane, deforestation, etc.
Cardiovascular diseases are impairments and complications that occur within the heart and/or blood vessels of the circulatory system. Now, many factors are believed to cause this condition which are stress, unhealthy lifestyle, and others. Thank you for your question. Please don't hesitate to ask in Brainly your queries.
when excess fertilizers wash off of the nearby farms and into the lake, they become food for the algal blooms that can plague the lake in the summer. So, reducing fertilizer use and preventing runoff directly into the lake would be one way of reducing eutrophication.
Answer:
I think it's more man-made possibly, but it might be both. You might want to see if someone says both, both I guess C maybe.