London sent more than 3 million tonnes of excavated railway soil to an Essex island to help rebuild coastal wetlands; a decade after seawalls were breached, the reserve reported a record 39,000 wintering birds

More than three million tonnes of soil excavated for London’s Elizabeth line were transported to Wallasea Island in Essex to help create coastal wetlands. Ten years after seawalls were breached, the restored RSPB reserve has recorded a record 39,000 wintering…