Nearly 99% of the mass of your human body consists of just 6 chemical elements: oxygen, carbon, hydrogen, nitrogen, calcium, and phosphorus. Another 5 elements make up most of the last percentage point: potassium, sulfur, sodium, chlorine, and magnesium.
 
        
             
        
        
        
Survival rates of newborns
Average life spans 
Death rates 
level of and access to medicare 
Local diseases with high mortality rates (Malaria,AIDS,Dengue, ETC)
Education levels 
Economic levels
Governmental programs or laws (available food) ECT
Temperature/environment conditions
        
             
        
        
        
I think this was fit more in Physics, but the force is about 2200 newtons.
        
                    
             
        
        
        
Answer:
The fertilizer will release oxygen and other elements. This will cause the algae to grow way faster.
Explanation:
This could be beneficial or harmful, an example of it being harmful is when it becomes too large. The algae will suck up all of the healthy elements from the other organisms.
 
        
             
        
        
        
I honestly have no clue sorry