Science Talk with Naz

From Waste to Worth: Exploring Circular Fertilizer Systems and Farmers' Realities


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Guest: Vaibhav Shrivastava, Ph.D. - a Postdoctoral Researcher at Swedish University of Agricultural Sciences

For more detailed insights into Vaibhav Shrivastava, Ph.D. work, you can explore:

UgentResearch: https://research.ugent.be/web/person/vaibhav-shrivastava-0/publications/en

explore the project FERTIMANURE: https://www.fertimanure.eu/en/

 

00:59 – Exploring linear vs. circular systems in fertilizer production

04:32 – The importance of producing and using bio-based fertilisers

06:10 – A look into the origins of the circularity concept

08:50 – Defining bio-based fertilisers within the circular economy framework

10:03 – Challenges related to wastewater | Phosphorus limitations, nitrogen-fixing bacteria, and mineral extraction from waste

13:00 – The main challanges in implementing circular fertilizer production systems

 

17:13 – Personal motivation behind choosing this research field

20:40 – Discussing terminology around nutrient recovery products and insights from four years of fieldwork

26:40 – Associated practical challenges of fertilizer application in field

28:00 – Future directions for developing nutrient-recovered products

29:06 – Key skills aspiring researchers should cultivate

 

31:02 – Reflections on maintaining a healthy work-life balance

32:49 – Advice for incoming PhD students

36:50 – Outlook on further research goals and directions

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Science Talk with NazBy Nazerke