The changes will occur in an aquatic ecosystem as a result of nutrient loading are: changes in natural flow regimes as a result of water extraction and supply direct modification or destruction of important habitats barriers to the movement of plants and animals. For example within rivers and between rivers and their floodplain effects of poor water quality competition from introduced, <span>exotic animal and plant species. </span>
        
             
        
        
        
Answer:
the answer is actually c 
Explanation:
Cold air is more denser than hot air because ,when cold air of some density, say 'd' is heated, the molecules/atoms move apart from each other and so the volume expands. i hope that helped you
 
        
             
        
        
        
Centimeter = 1/100 of a Meter
Kilometer = 1000 Meters
86,000/100 = 860 Meters
860/1000 = 0.86 Kilometers
        
                    
             
        
        
        
An example of an ecosystem that benefits people could be the ocean. 
The ocean regulates the temperature of the earth, allowing a more comfortable place for people to live.
Hope this helps!
        
             
        
        
        
Answer:
the injury happened at some point during its life and is not a genetic defect