Paul R. Ehrlich

Sources

1. ArticleAccelerated modern human–induced species losses: Entering the sixth mass extinction

collaborated with:

• Gerardo Ceballos

  Sources: Accelerated modern human–induced species losses: Entering the sixth mass extinction

Appears in1 item

• 
  The Big Five Mass Extinctions1 item
  • Vertebrates vanishing up to 100 times faster · co-author19 Jun 2015