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Baso mediterraneoak
Ander Munarriz eta Julen Bergara
Klima mediterranearra
 daukaten lurraldeetan
 garatzen dira.
Negu     epelak,     uda
 lehorrak eta udazken
 eta       udaberrietan,
 prezipitazio ugari.
Jatorria

Tetis itsasotik dator, eta
 bi        kontinenteetan
 banatzen zituen gure
 arbasoak: Laurasia eta
 Gondwana,           hain
 zuzen ere.
Eboluzioa (1)

Gizakiei esker lortu zen
 eboluzionatzea,
 landaretza      berrien
 agerpenari     lagundu
 zioten.     Neolitoan,
 abeltzaintzari       eta
 nekazaritzari ekintzen
 zieten.
Eboluzioa (2)

Ipar Amerika eta
  Eurasiaren arteko
  kontaktuari esker,
  landaredi oso
  antzekoa dago
  Kalifornia eta
  Mediterranear
  itsasoen artean
Eboluzioa (3)

Tertziarioan,     zenbait
 krisi egon ziren, eta
 horrek eragin izan
 zuen         tenperatura
 egokitzapenera.
 Hortaz,          hainbat
 landare mota agertu
 ziren.
Landaretzaren bioma taldeak

Basoa:          zuhaitz
 hostotsuetaz   osatuta
 dago.
Zuhaiztia:      haritz
 zuhaiztiak izan dira
 ezagunenak.
Belardia:
 nekazaritzarako
 erabiltzen dira
Munduko mediterranear basoak

Hegoafrikako leku zehatzetan aurkitu dezakegu
 m. b.
Australiako hegoaldean eukaliptoko basoak
 daude.
Kalifornia hegoaldean eta ekialdean ere daude.
Txilen, desertuaren hegoaldean, esklerofilako
 landaretza aurkitu daiteke.

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