Tag Archives: 400 ppm carbon

800,000 Years Ago

The last Ice Age ended 20,000 years ago. Earth underwent a natural heating process for almost 19,800, but the atmosphere has been filled with carbon emission from the Industrial Age into the present Plague of Consumerism. The last time the atmosphere had 400 ppm of carbon was 800,000 years ago. Homo Sapiens did not exist, […]