Ep 275: An iceberg's climate warning

When a mega iceberg melted it released 152 billion tonnes of fresh water into the ocean, but that is not what is worrying scientists most. It represents a bigger problem for our planet.<br /><hr><p style='color:grey; font-size:0.75em;'> See <a style='color:grey;' target='_blank' rel='noopener noreferrer' href='https://acast.com/privacy'>acast.com/privacy</a> for privacy and opt-out information.</p>