How do bicycles affect the environment?

How does bicycle commuting contribute to a clean environment? Bicycling uses no fuel. Bicycles take a lot less energy to make than a car. Bikes don't require toxic batteries or motor oil. read more

A bike is free to operate and maintenance is inexpensive. The riding is also a healthy option, as the bikes are fueled solely by the power of your own muscles. Bike riding also benefits the environment in significant ways (References 1). read more

Hybrid cars are much larger than bikes. 14,000 pounds of carbon are produced in the production of each vehicle. Most hybrids require large batteries such as nickel metal hydride batteries which are known carcinogens, and have been shown to cause a variety of teratogenic effects. read more