TIL that in from the 1880s to the 1900s, pollution caused by horses was so severe, the presence of the (then unheard of) automobile was regarded as a saviour, as it did not pollute the streets with manure, urine and dead horses.

http://mentalfloss.com/article/18783/surprising-source-new-yorks-first-environmental-problem



Submitted January 21, 2015 at 06:47PM by zahrul3 http://www.reddit.com/r/todayilearned/comments/2t61hj/til_that_in_from_the_1880s_to_the_1900s_pollution/