How will an increase of people will affect us, did you say???
Well we will get affected because we are people who affect others. What I mean is that when little kids get older they're going to have...
you can have high blood pressure, and have strokes, so.. some people not all,can eat too much, and make them fat.. so the fat puts lots of pressure on the joints wich makes it hard to move around..
big animals may affect people with allergies. eg, a dog or a cat. hamsters are different. hamsters are stored in a cage and normally not very active juring the day, so this wont affect any one with...