Great Pacific Garbage Patch
Duram, Leslie A. "Case Study 4: Great Pacific Garbage Patch." Environmental Geography: People and the Environment, ABC-CLIO, 2018, pp. 32-39. Gale eBooks, link.gale.com/apps/doc/CX7639800013/GVRL?u=cod_lrc&sid=bookmark-GVRL&xid=8102b23d.
US Department of Commerce, National Oceanic and Atmospheric Administration. “What Is the Great Pacific Garbage Patch?” NOAA’s National Ocean Service, National Ocean Service , 22 Apr. 2010, oceanservice.noaa.gov/facts/garbagepatch.html.
Microplastics
Lerner, K. Lee. "Microplastics." The Gale Encyclopedia of Science, edited by Katherine H. Nemeh and Jacqueline L. Longe, 6th ed., vol. 5, Gale, 2021, pp. 2845-2847. Gale eBooks, link.gale.com/apps/doc/CX8124401592/GVRL?u=cod_lrc&sid=bookmark-GVRL&xid=9354367b.