Ideas to make cities greener

. Ideas to make cities greener Green cars, such as hybrid and electrical cars, are expensive and impractical. Some of them still cause some degree of air pollution. That’s why I think to make our environment greener, we shouldn’t focus only on creating the cleanest vehicles, but also on new concepts of human transportation to reduce energy consumption and air pollution. For example, it’s greener for 60 people to travel by 2 normal buses than by 60 bio-fuel cars. Good City Design - beca

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