A barometer, it measures air pressure
The Great Barrier Reef is one of the famous wonders of the world that is situated near the East Coast of the Australian continent. In addition to that, the region is most likely known to have a huge presence of coral reefs. Actually, there are many islands east of the reef and one of which is the country of Fiji.
soft clay and wet and sandy soil as they are more likely to collapse or corrode over time especially the wet and sandy soil which will erode with rain or water