Find a scientific or news article from a credible source that describes the relationship between human activities and one or more of the following planetary boundaries: Biosphere integrity Novel entities Atmospheric aerosol loading Ocean acidification Biogeochemical flows Freshwater use Land-system change NOTE that stratospheric ozone depletion and climate change are two planetary boundaries intentionally left off of this list for the purpose of this Discussion task. The CRAAP testLinks to an external site. (which you learned about in week 3 of COMM 100) is a good tool to identify credible sources. In your own words, explain the relationship between human activities and the planetary boundary/ies addressed in the article. Include specific information about the mechanism/s by which human activity places strain on the identified boundary/ies. Provide the complete, correctly formatted citation for the article you used.