Arnold Kleijn   Due to their thick, viscous nature, digestates and sludges are among the most challenging materials to ...

Prevalence of microplastics in soil increased 15 times in four years – study - Researchers looked at samples from a field in ...

The prevalence of microplastics in soil was more than 15 times its initial level after four years of sewage sludge application, a study has found amid concerns over exposure to humans through ...