The answer is many! I will list some of these in short word format so as to not write a whole book here. 1.) Social 2.) Political 3.) Financial 4.) QoS 5.) Product Quality 6.) Distribution Channels...
Just Like Everything Else,Including Humans,Dingos Will Be Extinct One Day.But Now The Weather Is Very Harsh.
Well, if theres a lot of polution or mold, or something in the air, then it makes it very hard to breath. and that stuff is not good for your lungs.
The environmental factors that affects development is the reason for breast cancer!
anything that can affect your body/well being.