Ecosystem 3 in Mississippi includes the counties of Bolivar, Sunflower, Leflore, Carroll, Holmes, Humphreys, Sharkey, Issaquena, and Washington. This region is a crucial center for agriculture, construction, and manufacturing, with these industries serving as the backbone of the local economy.

Agriculture is a dominant industry in Ecosystem 3, supporting jobs in crop production, farm management, and agricultural technology. The region's rich delta soil makes it one of the most productive agricultural areas in the state, particularly for crops such as cotton, soybeans, and corn. The agriculture sector also generates demand for equipment operators and agricultural technicians.

In addition to agriculture, construction is a key industry, with jobs in electrical work, plumbing, heavy equipment operation, and construction management. These jobs are essential for ongoing infrastructure development and growth in the region.

Advanced manufacturing is also growing in Ecosystem 3, with increasing demand for skilled workers such as machine operators, welders, and industrial maintenance technicians. This sector supports both agriculture and other industries, providing job opportunities in manufacturing facilities that produce agricultural equipment, food products, and other goods.

Local community colleges and vocational schools provide essential training programs that prepare workers for these high-demand fields. With its strong focus on agriculture, construction, and manufacturing, Ecosystem 3 plays a vital role in Mississippi's overall economic development, fostering job creation and sustaining local industries.