00000nam 2200000za 4500 9.865726 CaOODSP 20221107161853 cr ||||||||||| 181206s2018 quc o f000 0 eng d 9780660288864 CaOODSP eng n-cn--- En4-144/47-2018E-PDF Canadian environmental sustainability indicators [electronic resource] : nutrients in the St. Lawrence River. Nutrients in the St. Lawrence River Gatineau, QC : Environment and Climate Change Canada, 2018. 27 p. : figures. Issued also in French under title: Indicateurs canadiens de durabilité de l'environnement : éléments nutritifs dans le fleuve Saint-Laurent. Cover title. Issued also in HTML format. Includes bibliographical references. "Phosphorus and nitrogen are essential plant nutrients. When phosphorus or nitrogen levels in a river are too high or too low, however, these nutrients can have harmful effects on the food web. They are an important measure of the health of the river and its surrounding watersheds. This indicator provides the status of phosphorus and nitrogen levels along the St. Lawrence River"--p. 5. gccst Environmental indicators gccst Rivers Canada. Environment and Climate Change Canada. Indicateurs canadiens de durabilité de l'environnement (CaOODSP)9.865727 Canadian environmental sustainability indicators : (CaOODSP)9.894923 Nutrients in the St. Lawrence River (CaOODSP)9.822331 PDF 869 KB https://publications.gc.ca/collections/collection_2019/eccc/En4-144-47-2018-eng.pdf HTML N/A https://www.canada.ca/en/environment-climate-change/services/environmental-indicators/nutrients-st-lawrence-river.html