What tools did the Mesopotamians use to make farming easier?
The farmers of Mesopotamia were inventive. They made bronze hand tools, like hammers, sickles, axes, and hoes. Mesopotamians were probably the first to use the wheel. By 3000 BCE, they had invented the plow and plow seeder.
How were Mesopotamians able to expand their farmland?
Irrigation started around 6000 BC-Canals and gate would control the flow of water from the river to the crops. This allowed them to extend their farmland to grow more and better crops. This was the main reason farmers were able to grow a surplus of crops.
Which of the following was an effect of more productive farming in Mesopotamia?
Which of the following was an effect of more productive farming in Mesopotamia? Farmers spent longer hours to produce a surplus of food. Farmers spent more time raising livestock as a food source. Different workers could specialize in performing a particular job or task.
What good is irrigation?
In areas that have irregular precipitation, irrigation improves crop growth and quality. This water was used for drinking, washing, and irrigation. Modern irrigation systems use reservoirs, tanks, and wells to supply water for crops.
How does irrigation adversely affect our environment?
The expansion and intensification of agriculture made possible by irrigation has the potential for causing: increased erosion; pollution of surface water and groundwater from agricultural biocides; deterioration of water quality; increased nutrient levels in the irrigation and drainage water resulting in algal blooms.
Why can soil be considered an ecosystem?
Advances in watershed, natural resource, and environmental sciences have shown that soil is the foundation of basic ecosystem function. Soil filters our water, provides essential nutrients to our forests and crops, and helps regulate the Earth’s temperature as well as many of the important greenhouse gases.
What are the impacts of irrigation?
There are many positive impacts of irrigation on the environment. Among the negative impacts which appear in the mentioned spheres prevalent impacts is the danger of waterlogging and salinization of soils and waters, rise in groundwater table, spread of water born diseases, pollution of waters and many others.