GLOSTER, Miss. — This southern Mississippi town’s expansive wood pellet plant was so close to Shelia Mae Dobbins’ home that she sometimes heard company loudspeakers. She says industrial residues ...

Mark Mathis was looking pretty smart in early 2008. He was harvesting Colorado beetle-kill and converting the state’s flood of dead trees into pellets for affordable home heating. Then the price of ...

Brazilian miner Vale produced iron ore pellets on an industrial scale for the first time without adding coal, company executives told Reuters on Wednesday, in a major step toward reducing the ...