Earlier quoted context omitted.
Horse shit is mostly grass and other plants and doesn't really smell much. It will rain away or compost to dirt much quicker than smelly dog poop. But yeah, might be an idea to shuffle it out of the trail.
The horseshit is awful on the trail up Half Dome. It may not smell that bad to someone who loves horses, but I assure you it smells to someone who doesn't.
faggot