What happens to the ocean if we take out all the fish? – the Conversation

“What would happen to the ocean if we took out all the fish?” – Reny, age 12
Microplastics found in every human placenta tested in study – the Guardian

Scientists express concern over health impacts, with another study finding particles in arteries…The scientists analysed 62 placental tissue samples and found the most common plastic detected was polyethylene, which is used to make plastic bags and bottles. A second study revealed microplastics in all 17 human arteries tested and suggested the particles may be linked to clogging of the blood vessels…