Enjoying the JourneySpotlight Post: Modern Day Extinctions
September 13th 2008 05:26
Morgan Bell wrote on DeepPencil.com . . .
Modern Day Extinctions
Fossils indicate that 95% of all species that have ever existed have now vanished.
Up until recently there was a steady rate of extinction of one species per year over the last 3.5 billion years.
In the past some mass extinctions have occurred due to catastrophic events such as meteorite impacts or periodic global climate changes.
Modern extinctions are almost entirely due to the consequences of human action (directly or indirectly).
Click here to read this post in its entirety.
Modern Day Extinctions
Fossils indicate that 95% of all species that have ever existed have now vanished.
Up until recently there was a steady rate of extinction of one species per year over the last 3.5 billion years.
In the past some mass extinctions have occurred due to catastrophic events such as meteorite impacts or periodic global climate changes.
Modern extinctions are almost entirely due to the consequences of human action (directly or indirectly).
Click here to read this post in its entirety.
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