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blog:sustainability_ideas [2019/12/20 21:01] – [Population] jannis | blog:sustainability_ideas [2020/05/31 22:10] (current) – [Transportation] jannis | ||
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For any type of fast transportation through earth' | For any type of fast transportation through earth' | ||
resistance) will be important. The drag force is roughly proportional to the | resistance) will be important. The drag force is roughly proportional to the | ||
- | velocity squared | + | velocity squared, the surface area of the moving object |
- | slowly, with a small surface area. | + | |
* Reduce the maximum speed of cars to say 60 km/h | * Reduce the maximum speed of cars to say 60 km/h |