Don't waste things, like water. If you take shorter showers and turn the water off when brushing your teeth you can save water. If you buy more organic fruits and vegetables, they're made without harmful chemicals and you can protect the air quality. Don't idle your car, and don't smoke, you can also improve air quality.
Hopefully this helps!
It is considered to be a plague.
The difference between the fertility rate and the death rate corresponds with the birth rate. When you take the number of children that have been born (alive) in a given year, and then minus the number of the people that have died in the same year, you get the birthrate. It can be positive, when there's more born children than people that died, or negative, when there's more people that died than born children.
It’s in this uploaded file down below
Why are you so lazy.........search it in GOOGLE........GOOGLE IS ALWAYS THE WAY,........