Answer:
c. Lack of food sources
Explanation:
The groundwater has been used more and more around the world. There are large reserves of it, but in the past few decades the groundwater reserves have constantly been going down. The main reason for this is the lack of food sources. Because the global population is constantly on the rise, more and more food is needed, and in order to produce it, more and more farmlands are created. The increased number of farmlands means that more water is needed for irrigation, thus the groundwater reserves are the ones that suffer the most.
Answer:
The answer is a highly developed nation with an aging population
The reason why Canada and Australia encouraged immigrants was due to the fact that it was going to raise their population and prevent invasion in their countries.
<h3>Who are immigrants?</h3>
These are the people that are known to migrate to other poarts of the world due to the fact that they need better life and opportunities in these areas.
The reason why the people encouraged the movemnent was to ensure that their population experienced increases.
Read more on immigrants here: brainly.com/question/24475673
Answer:
Columbus was a horrible man that killed, enslaved, tortured and raped Natice Americans when they did nothing to him besides welcomed him onto their land with open arms. He forced his believes onto Native Americans and brought deadly diseases that killed the majority of the Native population. A day that is "celebrated" because he "found" America (although he didn't) despite the awful things he did would be upsetting knowing that person is the reason millions had died.