Metric tonnes per year of plastic materials entering the ocean from all sources ( CBB )
This indicator is proposed as an indicator for Sustainable Development Target 14.1 By 2025, prevent and significantly reduce marine pollution of all kinds, in particular from land-based activities, including marine debris and nutrient pollution
Data sources: IUCN Red List of Threatened Species (http://www.iucnredlist.org/); specifically for species coded as “Marine” and under "9 Pollution" in the Threats Classification Scheme (http://www.iucnredlist.org/technical documents/classificationschemes/threats-classification-scheme).
Responsible entities and national availability: IUCN Red List Partnership (http://www.iucnredlist.org/partners/partners-and-technical-support). Available globally since 1980s, and can be disaggregated to national and regional levels (Rodrigues et al. 2014 PLoS ONE 9(11): e113934).
Linkages: 15.5 (and disaggregated versions for other targets )