This chapter aligns with Goal 6: Clean water and sanitation, Goal 3: Good health and well-being, and Goal 14: Life below water by summarizing different types of wastewater, its effects on freshwater ecosystem, and remedies to reduce the effect of these effluents on freshwater ecosystem and indirectly on humans.

This chapter aligns with Goal 14: Life Below Water and Goal 12: Responsible Consumption by providing an overview of marine plastic waste and policy options to promote a circular plastic economy.

This chapter aligns with Goal 6: Clean water and sanitation and Goal 14: Life below water by arguing that further steps for the optimal management of MPAs should aim to improve the efficiency of the whole plastic waste management cycle, thus preventing and reducing debris entering the marine environment.

Links to SDG6 and the theme of WWD as it covers the presence of emerging pollutants in aquatic systems such as rivers, lakes, groundwater, glaciers, wetlands, the ocean poses significant risks to human and environmental health.

This chapter aligns with Goal 14: Life Below Water and Goal 12: Responsible Consumption by discussing threats to the Franciscana dolphin and exploring novel options to reduce harmful bycatch.

This chapter aligns with Goal 14: Life Below Water and Goal 12: Responsible Consumption by highlighting the many marine pollution risks associated with ocean extraction/consumption and impacts to marine ecosystems.

This chapter aligns with Goal 14: Life below water and Goal 15: Life on land by addressing how the pandemic has halted the progress of the sustainable development goals, including how the improper disposal of COVID-19-associated wastes, such as medical equipment, plastics, masks, and gloves, is a threat to both the lives on land and below water.

This chapter aligns with Goal 14: Life Below Water and Goal 13: Climate Action by exploring the potential of marine renewables, including wind, wave, and solar, for providing long-term sustainable energy sources.

This chapter aligns with Goal 14: Life Below Water and Goal 3: Good Health and Wellbeing by highlighting some of the many beneficial pharmaceutical applications of marine-derived compounds.

This chapter aligns with Goal 14: Life Below Water and Goal 9: Industry, innovation and infrastructure by describing the advancements in scientific data collection capabilities afforded by the innovation and use of oceanographic buoys.