An curved arrow pointing right. One ton of circuit boards from old e-waste can contain 100 times more gold than a ton of ore mined from the ground. Now, scrappers like Wade Crawley in Sydney, ...

One ton of circuit boards from old e-waste can contain 100 times more gold than a ton of ore mined from the ground. Now, scrappers like Wade Cawley in Sydney, Australia, are cashing in. He’s partnered ...