{"version":"1.0","type":"rich","provider_name":"Acast","provider_url":"https://acast.com","height":250,"width":700,"html":"<iframe src=\"https://embed.acast.com/$/d348aacb-00cd-4b2d-9b3b-ee9d99cdb735/61fc2db5054c9500122a190c?\" frameBorder=\"0\" width=\"700\" height=\"250\"></iframe>","title":"Ep 275: An iceberg's climate warning ","description":"<p>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.</p>","author_name":"The Observer"}