people leaving plastic waste behind polluting the nature in a royal park in london, england

2020 affects air america areas become behaviour bio biological borough branches coffee commercially common crop cultivated cup degradable degrades east eat eating edible england english europe european family flowering fresh garbage grass green greens grow grown growth habitat haggerstone hampstead health healthy human humans impact impacting impacts known life live locations london misbehave native natural naturalized nature organic park parks people plant plants pollute pollution royal scattered sought source species throw times tree trees undegradable waste western widely world years