Kieran Mitchell, CEO of Caribou Biofuels in Salida, Calif., talked about using walnut shells in activated-charcoal filters on Dec. 3, 2025. Alabama, the 'SEC juggernaut,' is trying to embrace underdog ...
Scientists from the University of Nottingham and CSIRO Australia have developed a cutting-edge model to evaluate the energy efficiency of walnut and pistachio shells as low-carbon fuels and better ...
A few years ago, environmental staff at Kaiser Aluminum were faced with a big decision: Keep filtering contaminated water through a less-than-perfect walnut-shell system, and scale that up to a larger ...
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