Seven years ago, El Salvador banned all mining for metals to protect its water supply. But now the government seems to be making moves to reverse the ban – and environmental activists are in the firing line. By Danielle Mackey. Help support our independent journalism at theguardian.com/longreadpod

We are raiding the Guardian Long Read archives to bring you some classic pieces from years past, with new introductions from the authors. This week, from 2019: In an era of bewildering upheaval, how will the past decade be remembered? By Andy Beckett. Help support our independent journalism at...

Despite promises of reform, exploitation remains endemic in India’s sandstone industry, with children doing dangerous work for low pay – often to decorate driveways and gardens thousands of miles away. By Romita Saluja. Help support our independent journalism at theguardian.com/longreadpod