sources:

https://www.noaa.gov/education/resource-collections/ocean-coasts-education-resources/ocean-pollution

https://www.nationalgeographic.com/environment/oceans/critical-issues-marine-pollution/

https://www.oceanicsociety.org/blog/1720/7-ways-to-reduce-ocean-plastic-pollution-today

https://dipndive.com/blog/10-amazing-organizations-fighting-to-save-our-oceans.html

http://wwf.panda.org/our_work/oceans/problems/pollution/