Abstract: Rubber composites containing macro-, micro-, and nano-sized fillers made from agricultural, industrial, and food processing wastes, methods of making the same, and articles fabricated therefrom, are described. In a particular embodiment described herein is a rubber composite comprising a) a rubber component selected from the group consisting of: a natural rubber component; and a synthetic rubber component; b) a crosslinking system; one or more accelerators; one or more activators; and a filler comprising vegetable waste, mineral waste, lignocellulosic waste, or a combination thereof.