Around the world, there are many researchers and organizations who are dedicated to seeing that phosphorus is managed responsibly. Below are several of these groups, as well as links to useful published works.
European Sustainable Phosphorus Platform
https://phosphorusplatform.eu
@PhosphorusFacts
Sustainable Phosphorus Alliance
https://phosphorusalliance.org
@SustainP
BioRefine: P-Rex
https://www.biorefine.eu/projects/p-rex
@Bioref_Cluster
UN Sustainable Development Goals 2030
https://www.un.org/sustainabledevelopment/sustainable-development-goals/
@GlobalGoalsUN
Future Earth
http://www.futureearth.org
@FutureEarth
Canadian Water Network
http://www.cwn-rce.ca
@CdnWaterNetwork
Lake Winnipeg Foundation
https://www.lakewinnipegfoundation.org
@SaveLakeWpg
Canada-US Collaboration for Great Lakes
https://binational.net @IJCsharedwaters
Water Canada
https://www.watercanada.net
@CanadianWater
National Zero Waste Council
http://www.nzwc.ca
@nzwcouncil
Ostara
http://ostara.com
@OstaraTech
International Plant Nutrition Institute
http://www.ipni.net
@PlantNutrition
Nutrient Recovery and Reuse in Canada: Foundations for a National Framework
NNRR Forum
February 2019
Options for Improved Nutrient Removal and Recovery from Municipal Wastewater in the Canadian Context
Dr J. Oleszkiewicz
March 2015
A Balanced Diet for Lake Erie: Reducing Phosphorus Loadings and Harmful Algal Blooms
International Joint Commission
February 2014
The Story of Phosphorus
Dr D Cordell
October 2014
Making the Business Case for Resource Recovery
Dr A Velenturf
August 2018
Development, implementation and validation of a generic nutrient recovery model library
Dr C Vaneeckhaute
November 2017
Canada: Playing catch-up on phosphorus policy
J Ross and Dr S Omelon
June 2018
Every Drop Counts
Environmental Commissioner of Ontario
November 2017