Episode Synopsis "Public Service Announcement!"

Sorry everyone, this week's episode will be on Sunday!

Listen "Public Service Announcement!"

More episodes of the podcast The Blue Marble

• PSA: the environmental history project.
• Happy belated Earth day and Water day!
• Public Service Announcement!
• The water cycle and the types of water!
• The spheres of the earth and how it's all connected!
• Hanging out in the Hadean and ascending to the Archean
• Deep time and how we became the blue planet
• This is the intro to blue marble!