Are interested about natural science and the environment (pollution and plastics) you might like to take a look at the Maritime UK and Christian Dunn YouTube channels.
Maritime UK have online careers information activities looking at how wetlands and mangroves can filter pollution including microplastics from our waterways, and the study and career opportunities supporting that sort of work. please follow the link to the Maritime UK website for further information: https://www.maritimeuk.org/
If you are interested in natural science and the environment you might be interested in watching the TEDx talk from Doctor Christian Dunn, who is the UK expert is a tremendously watchable presenter, university lecturer and enthusiast for all things natural science related. He has presented TEDx talks too https://www.youtube.com/watch?v=eF8TmqasEZM