Tennessee Valley Authority (18 magg 1933 anni – 11 marzo 2021 anni)

Descrizione:

Cause:

1. tackle important problems facing the valley, such as flooding, providing electricity to homes and businesses, and replanting forests

Effect:

1. creating dams and reservoirs for electricity and flood control
2. controlling soil erosion through forest restoration and better farming techniques
3. improving navigation and commerce along the Tennessee River

Aggiunto al nastro di tempo:

Data: