Энэ нь Book Таны хэл дээр байхгүй байгаа, Нь харах: English (en),
Эсвэл Google Translate ашиглах:  

The sustainability of the human civilization is ultimately dependent of the ecological health of the landscapes--the range-lands, grasslands, forest, and farmland--that surround it.

Publication Details

  • Published: 2009
  • Publisher: BookSurge Publishing
  • ISBN-10: 143921610X
  • ISBN-13: 978-1439216101

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