building earth mounds
14
I think its because only a third of the earth is land but most of this land is used for cities and development.
yes.
The percentage of Earth's ground water is 0.5%.
it is about 69%
36.7%
46% of India's total land mass is being used for agriculture
building earth mounds
Singapore only uses about three percent of it's land for farming, because of this they import 90% of their food.
14
The answer to this question depends on what period of ancient china you are referring to.
a large percentage of people engaged in farming.
In California, farming is mostly in the central valley. There is moist soil and great watering systems.
16%
defoliants are used to maximize yeild in the insecticides.defoliants are used to maximize yeild in the insecticides.
I think its because only a third of the earth is land but most of this land is used for cities and development.