tilth is an outgrowth of an organics recycling company based in Cleveland, Ohio: Rust Belt Riders. since 2014, they have been collecting and diverting food from our nation’s landfills. over 40% of all food in the united states ends up in landfills, which exacerbates climate change. this work results in some of the most amazing soils around. when you buy tilth products, you are combating food waste, fighting climate change, and supporting the radical effort of growing your own food.