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Where greenhouse gases (CO2) enter the atmosphere from burning fossil fuels, and build up and build up, keeping more of the suns heat trapped in the atmosphere and on earth, raising temperatures.
they will eventually run out, also they cause a build up of co2 in the atmosphere causing the greenhouse effect.
in muscles
To build muscles on your upper body,you have to keep lifting weight and press up for at least four times in a week
alot
Muscle fatigue is caused primarily by the build-up of lactic acid; massage stimulates circulation and helps to restore a normal chemical balance.
actually you need to have some protein in order to build up your muscles and you need exercise too.
There is a build up of CO2
It is caused by the build up of lactic acid in the muscles.
that's not going to happen.
build up your leg muscles and get a running start
Yes exercising with dumbbells will build up muscles. Also eating iron and a healthy diet including beef will increase muscle mass. Especially in the arms.