The biggest sources of pollution from https://oceanservice.noaa.gov/facts/pollution.html
The effect of ocean pollution on human being from http://www.planetaid.org/blog/how-ocean-pollution-affects-humans
The reducing waste on ship from https://www.marineinsight.com/environment/marine-pollution-by-ships-tips-for-reducing-recycling-waste-at-sea/
The control daily carbon footprint and reduce energy consumption from https://culturalvistas.org/blog/ideas-issues/can-save-oceans/
The use fewer plastic from https://www.huffingtonpost.com/entry/tips-to-save-plastic_us_590c1a02e4b0104c734db229