Cambridge IELTS 14 Test 4 Part 4
Question 31-40
The hunt for sunken settlements and ancient shipwrecks
ATLIT-YAM
• was a village on coast of eastern Mediterranean
• thrived until about 7,000 BC
• stone homes had a courtyard
• had a semicircle of large stones round a
• cause of destruction unknown - now under the sea
• biggest settlement from the prehistoric period found on the seabed
• research carried out into structures, and human remains
TRADITIONAL AUTONOMOUS UNDERWATER VEHICLES (AUVs)
• used in the oil industry, e.g. to make
• problems: they were expensive and
LATEST AUVs
• much easier to use, relatively cheap, sophisticated
Tests:
• Marzamemi, Sicily: found ancient Roman ships carrying architectural elements made of
Underwater internet:
• is used for short distance communication, acoustic waves for long distance
• plans for communication with researchers by satellite
• AUV can send data to another AUV that has better for example
Planned research in Gulf of Baratti:
• to find out more about wrecks of ancient Roman ships, including
— one carrying supplies; tablets may have been used for cleaning the
一 others carrying containers of olive oil or