by Tom Smerling
. . . and cars tooCome to think of it, the first automobiles were a lot more expensive than horses. . .
One reason we switched -- besides speed and convenience -- and never went back to horses was a certain smelly type of pollution. Around 1900, NY City suffered from a major horse manure problem, as the uncontrolled droppings from 10,000 horses threatened to bury the city.
The Great Horse Manure Crisis of 1894