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4.2.1 - Coggle Diagram
4.2.1
Aboriginal rock paintings
Description
Traditional/cultural paintings on rocks
Depict environment
Flora
Fauna
Weather conditions
An explanation of what changes in ecosystems it can tell scientists
Insight into how and when they arrived in Australia
Effect of climate on local flora and fauna
Numbers of animals decreased
Indicates various changes in climate
40 000 the area was full of lush tropical forests
10 000 years ago there was a decrease in rainfall
Drought depicted in artwork
Examples of these pieces of evidence
The West Kimberly Rock paintings
Remote Northern Australia
50 000-60 000 years old
Depict extinct Megafauna Thylacoleo
Geological evidence
Description
An explanation of what changes in ecosystems it can tell scientists
Examples of these pieces of evidence
Banded iron formations
Possible evidence that earth's atmosphere has undergone changes
Changed from anaerobic (oxygen poor) to aerobic (oxygen containing)
1.8-2.5 billion years ago
Are alternating bands of iron-rich and iron-poor sediments
Ice core drilling
Description
An explanation of what changes in ecosystems it can tell scientists
Examples of these pieces of evidence