JENS ESMARK Norwegian You have been a long-time proponent of a continental glacial theory based on evidence of depositional and erosional landforms in southern Norway, which you believe supports a larger "theory of the Earth." On GoogleEarth Tour pay particular attention to: Gletscher-vold Familiarize yourself with the following Episodes: Gletscher-vold, Norway Read and summarize: "Remarks tending to explain the Geological History of the Earth" Be aware: Your idea of glaciation is referenced in later years (e.g. Episodes "Die Eiszeit Kommt," and "Neuchatel"), but grand theories of the Earth, such as you use to generate an ice age, are now out of fashion.