read 3 short articles following by 4 questions

I have 3 articles all what you have to do is read each of them and then answer the  questions 3 times for each article in the word document below " Don't forget to fill the top part of the sheet. .. YOU don't have to start new document. 

1: The first article is in a PDF document below. the second & the third you can find them in the links below as well: .

Second Article: 

Who owns our natural resources?

http://www.ox.ac.uk/news/science-blog/who-owns-our-natural-resources#

3ed Article: 

The Link Between Marine Fog and High Levels of Mercury in Mountain Lions

https://e360.yale.edu/digest/the-link-between-marine-fog-and-high-levels-of-mercury-in-mountain-lions