BobRingReflections

On December 26, 2018 I posted a blog article titled “Earth’s Climate:   The First 4.54 Billion years,” my interpretation of the history of the Earth’s climate up to today, as a basis for discussing the current and future climate and Man’s role in it.   For continuity and context, I include my conclusions from the earlier article: The Earth’s climate has changed dramatically and often turbulently over its 4.54-billion year history.   The many influences on environmental change include the planet’s fiery birth, destructive asteroid impacts, violent volcanic action, reversals of Earth’s magnet field polarity, relentless movement of continents, surface and sea-level deforming ice ages, earth-warming greenhouse gases, depletion of the protective ozone layer, and extinction events. Earth has managed to not only survive these climate influences and the resulting climate changes, but has seen the birth and evolution of extensive plant and animal life, including Man.   There are many un