horse poo, excrement on a road, covered with flies and other insects - natural fertilizer for farming. concept of carbon footprint

agriculture animal background brown carbon closeup compost concept country covered dirt dirty droppings dung ecology environment excrement excretion false farm farming fertilization fertilizer field flies footprint gardening grass green horse insects landscapes manure metaphor muck natural nature nobody organic other outdoors outside pile poo poop problem road rural shit smell smelly stinky