David Contreras

written by Deborah Dull, on site at GreenBiz 2026   I spent today in a room full of people who think about waste for a living. And the word that kept coming up had nothing to do with recycling. It was sovereignty. Here is the situation. The United States imports 95% of its critical mineral supply. Lithium, cobalt, rare earth elements, the stuff inside every battery, every semiconductor, every electric motor. We do not make it, we do not mine much of it, and we do not control the supply chain that delivers it. That is not an energy policy problem. That is a national security problem. Now here is the part that should make you put down your coffee. A ton of smartphones contains dramatically more gold than a ton of mined ore. We are talking about concentrations that make urban mining look like a gold rush compared to digging in the ground. And yet the recovery rate for those materials, once a phone leaves its first owner, drops to around 13%. We are losing roughly 80% of the value sitting in devices right now, in drawers, in closets, in landfills. E-waste is also the fastest growing waste stream…

Stay up to date on all the latest conversations, interviews, and episodes we released this week here at Supply Chain Now! We started this week off with an episode of Dial P for Procurement with host Kelly Barner. She is accompanied by Bull Demartino Chief Product Officer and Constantine Limberakis the Senior Director of Product & Solutions Marketing for Riskmethods. During this show, the real meaning of creating a demand for new risk management gets discussed. In Monday’s episode of This Week In Business History, Kelly Barner shares the very interesting story of Clarence Birdseye, inventor and innovator of the frozen foods industry. Kelly talks about the initial challenges that Birdseye had to endure to become the legacy it is today. On Tuesday, we published an episode of Supply Chain Now with host Scott Luton and special co host Kelly Barner. This episode features Bob Gay, Rebate & Incentive Program Specialist for Advance Auto Parts. Scott Weir, the former Vice President of Purchasing for Thos. Sommerville Co, and Oisín Cooke the solutions consultant at Enable. They all put an emphasis of rebates and how they can be an effective way to reward and incentivize specific buying patterns and behaviors. On…