In Denver, AI helps sort recyclable materials

At a Republic Services facility in north Denver, robotic arms guided by recognition systems pick materials from a sorting conveyor. This is not a robot “solving” waste on its own: it is a tool within a facility where many people still work.

An Axios Denver report describes arms making approximately 60–70 picks per minute. The machines identify items and remove those selected for recovery; items they cannot recognise may end up in the residual waste stream. The facility handles about 10,000 US tons of material a month, but that overall volume is not the capacity of any individual robot.

Automating part of sorting can reduce contamination in recyclable streams and help with repetitive tasks. Results also depend on what arrives at the plant: better-designed packaging, correct disposal by households and markets able to use the recovered material.

Technology can support the recycling chain, but it does not make waste prevention or human work irrelevant.

The cover is an AI-generated illustration, not a photograph of the facility.

Source: Axios Denver, June 10, 2026.