Glossary term(s): fertilizer Summary: Trends in nutrient levels Explore content Specific Indicator 8.4.3: Trends in global surplus of nitrogen Specific Indicator 8.4.1: Trends in nitrogen deposition Specific Indicator 8.4.5: Percentage of wastewater safely treated (6.3) Specific Indicator 8.4.4: Proportion of bodies of water with good ambient water quality (6.3) Specific Indicator 8.4.2: Trends in loss of reactive nitrogen to the environment