Our current agricultural system has many flaws with inefficiencies and unsustainable practices. Sustainable
agriculture is a journey more than a destination; its goal is to maintain ecosystems, support biodiversity, and
withstand the challenges of our delicate world. This essay presents three serious problems: loss of soil, depletion of
water and food supply, and examines possible solutions. For now, there is no fully sustainable agricultural system,
but the future shows the potential for many improvements.
Soil is the key to life on earth; Proper soil is the most important factor for growing crops. Therefore, soil erosion is a
major obstacle for farmers around the world. The soil must be treated as a non-renewable resource; It takes at least
100 years for one inch of soil to be created, according to the USDA, Natural Resources Conservation Service. The
amount of unusable land during our lifetime will not be replaced for many, many generations. amount of soil organic
matter. Plants need this soil for root growth, to keep them from being blown away by the wind and the weather, as
well as a deeper root depth for water, air, and nutrients. many ecological problems, such as algal blooms and
eutrophication of lakes.
This problem is nothing new and there are many practices to prevent further erosiongreatest soil erosion crisis in
history, the Dust Bowl. Service, to help farmers and ranchers use conservation techniques on their land. These
practices include contour plowing, strip cropping, terraces, no-till farming, buffer belts, crop rotation, and legume or
residue cover crops.
Due to unsustainable irrigation, grazing, and cultivation practices, surface/rainwater is not enough to meet our
agricultural needs. A major water resource problem was created in the 1950s, with the introduction of electric
pumps, which allowed the use of groundwater for irrigation. A groundwater system prior to development is in long-
term equilibrium; the extracted water is balanced by the added water, and the volume of stored water remains
While dependence on irrigation for agriculture is not likely to go away, there are smarter methods of irrigation and
water conservation. Soil moisture meters can be used to irrigate fields only when the soil is dry, preventing
waterlogging and reducing water waste. Hourly and morning/evening irrigation methods can be used to reduce
water loss through evaporation and use the least amount of water needed. Aquifer withdrawals can be reduced with
these methods, as well as by choosing better crops (growing less corn, wasting less water), re-evaluating which crops
need to be irrigated (corn and other intensive crops are not used for human consumption, but for animals feed and
ethanol), and the elimination of subsidies for crops that use more water (higher costs due to higher water
consumption). Kansas, Texas, and Colorado. A shift to growing crops in an area where your needs can be better met
will naturally reduce irrigation practices dramatically.
Flood irrigation is one of the most popular crop irrigation methods.
allowed to flow through the soil between the crops.
societies in less developed parts of the world, as well as the United States. reaches the crops.
Sewage can be minimized by leveling the fields; Flood irrigation uses gravity to transport water, so the water runs to
areas that are downhill.