Alternative fertilizer sources (P & N, etc.) / Renewable energies / Microplastics in water


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Mar 03 2023 52 mins  

Çağrı Akyol - a Postdoctoral researcher and project manager at Ghent University, dealing with; Energy and resource recovery from waste streams, Biogas biorefineries, Nutrient recovery and recycling. Also, he shares a lot about renewables and alternative fertilizers on his LinkedIn 🙂



0:00 Intro

01:10 Biogas & biomethane in EU Gas Package / about EU's 35 bcm binding target

04:47 Can Biogas & biomethane replace fossil fuels?

05:55 Russian natural gas cutoff & EU's interest in renewable energy sources

07:44 About the Nutri2Cycle project

11:49 Linear vs. Circular economy

15:12 About bio-based fertilizers and an ongoing debate on the "bio-based fertilizer" term

18:18 Bio-based fertilizers from anaerobic digestion

22:13 "... in Flanders, you can't directly apply digestate to the soil..."

23:13 About microplastics in human blood, breast milk, soil, and tap water

28:40 Current challenges in water & wastewater treatments (chemicals, sludge, etc.)

32:50 About Gent University's research contribution to alternative fertilizers

34:01 Synthetic N fertilizers vs. bio-based N fertilizers impact on the environment

36:10 "Farmers are really keen to use bio-based fertilizers because..."

38:38 Can bio-based fertilizers alone close the current P fertilizer demand?

40:11 Agricultural practices with less nutrient loss

40:57 Future of bio-based fertilizers & renewable energy

45:28 Advice for young researchers (PhDs)

49:03 Good researcher skills

51:12 Shall one create or look for meaning?


Çağrı's research works: https://www.researchgate.net/profile/Cagri-Akyol-2


Çağrı on LinkedIn: https://www.linkedin.com/in/çağrı-akyol-08024763/


Nutri2cycle project that Çağrı mentions: https://www.nutri2cycle.eu/


BioDEN post on Gent University research:

https://www.biogas-e.be/sites/default/files/2023-01/BioDEN_Newsletter - EN.pdf


Article on P cycle:

https://www.sciencedirect.com/science/article/pii/S095937800800099X?casa_token=bhwP0IV-zF0AAAAA:ZVA8ZJxP2JAPPxDOLAyCv24zAUdQwxHslOKLsToDLTcAEYTLZXYresChMntM_k_5g2gDtTFx



Special Thanks:

I want to thank Dr. Maxim Dorodnikov (Georg-August-Universität Göttingen), who introduced me to P cycle and to "peak phosphorus curve". Thanks to him, I was able to address in this episodes one of the critical issues - P limit. And special thanks to Prof. Sophie and Dr. Eugenio (BOKU) who buit in me interest and core basic understandings of GHG emissions & soil microbiology. Also, thanks to IMSOGLO project organizers & all lecturers (Prof. Finke & Prof. Wim, Prof. Sauer & Dr. Stephen, etc., and my friend ALEX who taught me almost everything). This list is just a brief one, I will try to put more names in next episodes.



Host: Nazerke Amangeldy


LinkedIn: https://www.linkedin.com/in/nazerke-amangeldy-9ba760206/


Twitter: https://twitter.com/annazeka_


Science Talk with Naz:

Website: https://www.podcastics.com/podcast/science-talk-with-naz/

Instagram: https://www.instagram.com/sciencetalkwithnaz/