Chemical contamination is when chemicals from industries or harmful sprays in farming get washed off into bodies of water.
A __MONSOON___ is a wind circulation pattern that changes directions with the seasons.
A monsoon is seasonal change in atmospheric circulation and precipitation associated with the heating of the land and sea.
The answer that completes the given blank above is the term INCREASING. It is based on the study about the similarity between what the suspect does and the "fillers" and how this has improved the reliability of the eyewitness testimony. This case typically needs a critical analysis and therefore erroneous identification should be reduced as much as possible.
In the years of 1400s, Timbuktu was regarded as one of the most richest city in the world because it's used as a trade center for popular commodities such as Salt, Gold, and Ivory.
Now, this city no longer serve the same purpose at that time, and even considered on of the poorest city in the world.