Andy Macdonald

“The use of plastics in society first came into being on a large scale in about the 1920s, and we see a big increase from the 1960s onwards,”

Andy Macdonald · said date not stated · reported 2025-07-25

Macdonald explains the historical emergence of microplastics in archived soil samples.

“Some would have inevitably ended up in the soil through atmospheric deposition, and you can also imagine microplastics being shed from tractor tyres.”

Andy Macdonald · said date not stated · reported 2025-07-25

Macdonald describes how microplastics historically made their way into soil.