| http://www.w3.org/ns/prov#value | - Acacias in Australia probably evolved their fire resistance about 2000 years ago when fossilised charcoal deposits show a large increase, indicating that fire was a factor even then.[citation needed] With no major mountain ranges or rivers to prevent their spread, the wattles began to spread all over the continent as it dried and fires became more common.[citation needed] They began to form dry, o
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