1. population
During the first 2 million years of our history the human population had very little effect upon the overall world ecosystem, with no more than 10 million members. ... Farming with the help of tecnology is the cause why we eat better thus letting the human population grow rapidly. ... (Grolier Encyclopedia) If the 14th century had our present day medicine or technology, this catasophy would have been unheard of. ... Someone must feed the hungry, with each individual requiring about 2 200 calouries per day. ... Farming not only produces vegetation but also as well they make meat for us,...
- Word Count: 2934
- Approx Pages: 12