Yes, it is generally true that industrial agriculture uses far more fossil fuels than sustainable agriculture, since fossil fuels such as coal and gas are "finite" resources that will eventually be depleted.
a direct democracy people go directly to meetings to speak. these are normally in small places and countries. in larger countries there are representative democracy (which the us has) people are elected who have the same views as the people and they represent the people. this is used in larger countries.
Https://www.globalsecurity.org/military/ops/vietnam2-opposition.htm
Hope this helps