Terrorist came and attacked us by flying 2 planes into the two twin towers in yew york city killing millions of people
Answer:
irrigation
Explanation: Irrigation was the process of pulling water away from the main source of water using small man made trenches. Irrigation has been used for thousands of years even by the earliest civilizations. Irrigation can be used to bring drinking water into a city but it is used mostly to water crops. Sadly Irrigation will eventually destroy the Lakes,Rivers, or even seas that are being irrigated from, take the Aeral Sea for example, once a beautiful sea full of water is now nearly an empty sand bed all due to extensive irrigation.
So that if one branch gains too much power then the other two could balance it out. For example if legislation tries to pass a bill that is unfair, or could cause damages then the president can veto it, however if it is beneficial to all the the senate can overrule the veto. Pls mark brainiest. <span />