Exam 24: Geology in Perspective

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As a group, many of the students have expressed that learning the scientific basis of various issues has indeed caused them to change their minds or formulate new opinions on certain topics. For example, understanding the evidence for evolution has led some students to accept it as a valid scientific theory, while learning about the causes and effects of global warming has made others more concerned about the impact of human activities on the environment. Additionally, gaining knowledge about the science behind ozone depletion has led to a better understanding of the importance of protecting the ozone layer. Overall, learning the scientific basis of these issues has prompted many students to reevaluate their perspectives and develop a better sense of these important topics.

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There are a variety of answers to this question and no one really knows what the right one is.Some ideas are that people will be forced to live in even more marginal environments.Even more people will experience food insecurity and will be unable to obtain clean water for drinking and bathing.People will want and need more goods,including cars,and unless alternatives are developed,fossil fuel use will continue to increase.With that will be an increase in pollution and in the emission of greenhouse gases.That,of course,will increase global warming.

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Human activities like agriculture,construction,deforestation,and resource extraction cause a great deal of erosion.Humans are more effective than any other geologic agent with erosions rates in some locations well over ten times the natural rate.