Three related articles (from sciencedaily.com) that point out how human beings are the prime driver of change in the earth’s biosphere and climate. Either we grow up as a species or we will soon go over the Olduvai cliff into mass die off and possibly even complete extinction.
-Chris http://www.sciencedaily.com/releases/2015/01/150115083044.htm Did the Anthropocene begin with the nuclear age? Date: January 15, 2015 Source: University of Leicester Summary: Humans are having such a marked impact on the Earth that they are changing its geology, creating new and distinctive strata that will persist far into the future. This is the idea behind the Anthropocene, a new epoch in Earth history. But if the Anthropocene is to be a geological epoch -- when should it begin? Scientists have now identified July 16, 1945 as key time boundary in Earth history. [snip] _________________________ http://www.sciencedaily.com/releases/2015/01/150115142223.htm New planetary dashboard shows 'great acceleration' in human activity since 1950 Date: January 15, 2015 Source: International Geosphere-Biosphere Programme Summary: Human activity, predominantly the global economic system, is now the prime driver of change in the Earth System (the sum of our planet's interacting physical, chemical, biological and human processes), according to a set of 24 global indicators, or 'planetary dashboard.' [snip] _________________________ http://www.sciencedaily.com/releases/2015/01/150115163533.htm Nearly half the systems crucial to stability of planet compromised Date: January 15, 2015 Source: McGill University Summary: Almost half of the processes that are crucial to maintaining the stability of the planet have become dangerously compromised by human activity. That is the view of an international team of 18 researchers who provide new evidence of significant changes in four of the nine systems which regulate the resilience of the Earth. [snip] -- You received this message because you are subscribed to the Google Groups "Everything List" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To post to this group, send email to [email protected]. Visit this group at http://groups.google.com/group/everything-list. For more options, visit https://groups.google.com/d/optout.
