the Sun's photosphere has an estimated temperature of 5,538 °C (10,000 °F). The heat beneath Antarctica is the natural heat of the earth itself. The sun is, on average, about 93,000,000 (million) miles distant. The core of the earth is merely 4,000 miles from the surface of the earth. We all know how the heat of the sun affects our lives. What do you know about the Earth beneath your feet?

This episode is also available as a blog post: http://john-n-white.com/2022/04/23/rising-tides-apparent-and-actual-sea-level-rise-in-miami-beach/