00000nam 2200000zi 4500 9.894923 CaOODSP 20250107144055 m o d f cr cn||||||||| 201224e202101##quca obs f000 0 eng d 9780660369976 CaOODSP eng rda CaOODSP n-cn-qu En4-144/47-2021E-PDF Canadian environmental sustainability indicators : nutrients in the St. Lawrence River. Nutrients in the St. Lawrence River Gatineau QC : Environment and Climate Change Canada = Environnement et changement climatique Canada, January 2021. ©2021 1 online resource (28 pages) : illustrations text txt rdacontent computer c rdamedia online resource cr rdacarrier Issued also in French under title: Indicateurs canadiens de durabilité de l'environnement : éléments nutritifs dans le fleuve Saint-Laurent. Issued also in HTML format. Includes bibliographical references. "Phosphorus and nitrogen are essential plant nutrients. However, when phosphorus or nitrogen levels are too high or too low, they can have harmful effects on the food web of a river. They are an important measure of the health of the river and its surrounding watersheds. These indicators provide the status of phosphorus and nitrogen levels along the St. Lawrence River"--Page 5. Phosphorus Environmental aspects Saint Lawrence River. Nitrogen Environmental aspects Saint Lawrence River. Water Phosphorus content Saint Lawrence River. Water Nitrogen content Saint Lawrence River. Environmental indicators Saint Lawrence River. Statistics lcgft Canada. Environment and Climate Change Canada, issuing body. Indicateurs canadiens de durabilité de l'environnement : (CaOODSP)9.894925 Canadian environmental sustainability indicators : (CaOODSP)9.938417 Canadian environmental sustainability indicators (CaOODSP)9.865726 PDF 982 KB https://publications.gc.ca/collections/collection_2021/eccc/en4-144/En4-144-47-2021-eng.pdf HTML N/A https://www.canada.ca/en/environment-climate-change/services/environmental-indicators/nutrients-st-lawrence-river.html