To keep one part of the government from having more power than the others.
The five pillars of Islam are what muslims listen to. For example, Salah is daily prayer. The pillar Sawm is fasting during the holy month. (Ramadan)
It's true i just learned this
The correct answers are:
-New tools made it possible for more crops to be grown.
The Neolithic revolution consisted in the first radical transformation of human lifestyle, which passed from being nomad, based on a hunting and gathering economy, to a sedentary and agriculture-based economy. This process started approximately 10 thousand years ago and it was a direct result of the development of new tools thanks to the new technique of polishing stone.
-Crop rotation was invented, making it harder on soil.
There is evidence that crop rotation was practiced during this period, mainly among Middle Eastern farmers. This practice allows to maintain a productive soil.
-Farmers learned to control water through wells and canals.
In order to keep the crops hydrated, ancient farmers learned how to control and canalize water courses to their plantations.
Environmental issues in Africa. Environmental issues in Africa are caused by anthropogenic effects on the African natural environment and have major impacts on humans and nearly all forms of endemic life. Issues include desertification, problems with access to safe water supply, population explosion and fauna depletion