Answer:
Selective breeding.
Explanation:
Sorry thats the only one i can think of. BTW have u watched lucky star.
I love anime.
Answer:
They affect the cycle by adding more/extra carbon into the atmosphere.
Explanation:
Carbon moves from fossil fuels to the atmosphere when fuels are burned. When humans burn fossil fuels to power factories, power plants, cars, planes, and trucks, most of the carbon quickly enters the atmosphere as carbon dioxide gas.
