What is the meaning of "use bikes instead of cars"?

use bikes instead of cars refers to the concept of replacing cars with bicycles as a means of transportation. In response to the global call for energy conservation and emission reduction, people's awareness of energy conservation and emission reduction has greatly increased. Energy conservation and emission reduction can be divided into two categories: broad and narrow definitions. Broadly speaking, energy conservation and emission reduction refers to the concept of saving material resources and energy, and reducing the emission of waste and harmful substances (including three waste and noise). Narrowly speaking, energy conservation and emission reduction means saving energy and reducing the emission of harmful substances.