The ancient Sumerians modified their environment to increase food production by<span> digging irrigation canals which was a very big part of European development. </span>
The Glossopteridales (Glossopteris fossils) occur on the most landmasses.
As changes to the Earths climate occur, organisms within will be given the natural selection all animals are. Those being, die off and not adapt, or adapt “evolve” to the new climate and survive. An example is the bear, polar bears adapted to winter climates by having a white fur coat to blend in, while grizzlies have a brown coat to blend in with shrubbery or the soil.
Answer
Seismic activities in this area are small and they are never even felt.
Explanation
Along the Indiana and Illinois border runs the Wabash valley seismic zone, which according to the United States Geological Services (USGS) data, lesser earthquake events happen relatively frequently along the line. Although Indiana is located near two powerful fault lines, it hasn’t produced life threatening earthquakes.
A property of fine-grained clastic rocks is that they are easily eroded.
<h3>Why are these rocks easily eroded?</h3>
Fine-grained clastic rocks have small fragments and grains which make them lighter than other rocks.
As a result they are more susceptible to weathering which then allows them to be easily carried off by water or air.
In conclusion, option A is correct.
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