Aboriginal 解決/入植地 in Oz 'no 事故'

Aboriginal 解決/入植地 in Australia was no 事故 but the result of large-規模 移住 by 技術d 海上の explorers, 研究 shows.

専門家s have made the finding using 勝利,勝つd and ocean 現在の modelling, 類似の to that (軍隊を)展開する,配備するd in the search for 行方不明の Malaysia 航空機によるs flight MH370.

The 過程 was designed to ふりをする likely 大勝するs between the islands of Timor and Roti and more than 100 now-潜水するd islands off the Kimberley coast.

"There's always been a lot of 憶測 about how Aboriginal people made it to Australia and a lot of people have argued that people might have made it here by 事故," 熟考する/考慮する co-author and James Cook University archaeology Professor Sean Ulm told AAP.

"What this 熟考する/考慮する has shown ... is that it's so 絶対 improbable that you can explain any of those lines of 証拠 with 偶発の voyaging.

"It has to be purposeful, it has to be co-ordinated and it has to be 公正に/かなり large-規模 to explain the patterns we see."

The Quaternary Science Reviews-published 熟考する/考慮する 概算の 移住 to the 橋(渡しをする) of islands off northwest Australia occurred between about 50,000 and 65,000 years ago.

Prof Ulm said the sea was 75 metres lower and the islands 明白な from the parts of Timor and Roti.

The hundreds of 大勝するs modelled would have taken between four and seven days and spanned up to 150 kilometres.

"If you had the 科学(工学)技術 to make it there, it was really 平易な to make it to Australia," the professor said.

"We're talking 60,000 years ago here. So that is an incredible time stamp to how コンビナート/複合体 the first Australians were from the moment they first saw Australia."

The 熟考する/考慮する - by 専門家s from the CSIRO and さまざまな universities - also used genetic (警察などへの)密告,告訴(状) to show hundreds of people, not just a few, likely made the voyage.

"This is very 重要な because it was very 早期に in modern human dispersals across the globe," Prof Ulm said.

"We're ta lking 多重の boats, not just one boat blowing off course ... 反映するing the 全住民 in the 本土/大陸 Southeast Asian area."

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