Farm
Most people were drinking beer but John was drinking water.
They can teach undeveloped countries how to use the resources available in their own lands to benefit their population.
Farmers could use the water to water the crops
farmer use water from river, so I think they use fleash water.
Rain
Most crops are grown for profits for farmers, not for personal use. Only in the third world countries like most of Africa and India will you find farmers that grow and harvest rice and wheat for their own use.
irrigation
4. How did ancient farmers use the water of the Indus river system to help grow crops?
nationalism is more powerful in undeveloped countries rather than Europe because downward countries always use to see problem against their country and they have more sense of thinking about nationalism
They Can Use Groundwater
Pumping water.
they used cannals?