Tips

Blue Planet 2 is a British nature documentary series on marine life, narrated and presented by naturalist Sir David Attenborough.

When something ends up somewhere, it is to be found in a place where it was not intended or expected to be.

Rubbish or pieces of material that are left somewhere and are not wanted are also known as debris [(debri:].

Something that is integral is an essential, fundamental part of things. When people say the trick is..., they mean this is a way of doing something that works well — a good method.