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

2020 affects air america areas asia become behaviour bio biological borough branches commercially common crop cultivated degradable degrades diet east eat eating edible england english europe european family flowering fresh fruit garbage green greens grow grown growth habitat haggerstone 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