Britain’s seagrass meadows have suffered decades of decline, but a community-led project on Scotland’s west coast is showing that restoring them may not always require starting from seeds. Seawilding, a Scottish marine restoration charity, has been experimenting with transplanting mature Zostera marina shoots from healthy donor meadows into areas where seagrass has been lost. The…

More than five decades ago, civil engineers in northern Illinois carried out a major engineering experiment by using 246,000 cubic yards of coal fly ash beneath 7,500 feet of a major expressway embankment. The pioneering project, completed in 1972 near Waukegan along the US Route 41 corridor, was one of the earliest large-scale examples of…