4 ms·
I was fascinated to see how low New York was. Given the immense amount of car traffic, anyone have an idea as to why its so low?
by wpasc 8y ago
I was fascinated to see how low New York was. Given the immense amount of car traffic, anyone have an idea as to why its so low?
- robotresearcher 8y agoBecause we've worked on improving it for a hundred years. A mixture of regulations and regulation-driven technology improvements.
- bigpicture 8y agoPrevailing winds bring relatively clean air to most any city east of the Mississippi River especially in the winter time. Without nearby mountains, temperature inversions are pretty rare. In late summer, air quality drops quite a bit as the wind drops off.
- ssnistfajen 8y agoMotor vehicle exhaust is tiny compared to the pollution from coal-burning. Eliminating coal has drastically improved the air quality in industrialised cities of Europe and North America.
- hackeraccount 8y agogeography plus the cars run gas instead of diesel