• The NotebookLM Mini Series #4: Jalapeños as part of the urban form and a lesson in Dutch (feat. Martijn Kuller)
    May 12 2025

    Welcome to this Mini-Series on The Grand Challengers Podcast! The topic of generative artificial intelligence (AI) has been in all our minds over the past few years and is gaining even more momentum with rapid advancements in text, audio and video. Google recently released NotebookLM, a powerful research-support AI that can generate not only summaries of sources that we feed it, but also entire podcast episodes. This Mini-Series will explore the power of NotebookLM, our live reactions to its outputs... and a deep dive into some of the topics that we have covered on the show. We feature previous guests, who are here to join in on the fun!

    Episode #4 delves into "Water sensitive urban design as part of the urban form" - Martijn Kuller (ep3) first reacts to how NotebookLM produces a heavily prompted deep dive discussion (my work of art) of an older review we co-authored, highlighting the ease with which prompting can get dangerous and misleading if not in the right hands. We then both react to an Audio Overview of the same review produced by Google Gemini 2.5 Pro, the LLM upon which NotebookLM is based - shorter and more concise.

    Full Reference to the Paper: Kuller, M., Bach, P.M., Ramirez-Lovering, D. and Deletic, A., 2017. Framing water sensitive urban design as part of the urban form: A critical review of tools for best planning practice. Environmental modelling & software, 96, pp.265-282. https://doi.org/10.1016/j.envsoft.2017.07.003

    Podcast Intro/Outro Song: Funky Fortune by Danny Shields (Check out more of his tunes over on Spotify: https://open.spotify.com/artist/7vRFEGMyTTfeCtc8qiUB82?si=dygdqu9IQLSFYNvVzPNu5w)

    Chapters:
    0:00 Intro
    1:26 Guest Intro and what's happened since Episode 3
    4:39 How this experiment works
    5:44 Guest's prior experience with AI
    9:59 Martijn's critique of current thoughts so far
    12:25 The Experiment Structure
    13:07 The human summary
    16:43 Live Reaction - Prompted NotebookLM
    31:52 Post-Discussion - Prompted NotebookLM
    36:57 Live Reaction - Gemini Audio Overview
    52:01 Post-Discussion - Gemini Audio Overview
    55:16 Thoughts on the future of AI
    57:50 Wrap-up
    59:10 Outro

    Detailed shownotes over at: petermbach.com/podcast for more in-depth information about each episode.
    Join the community over at: linkedin.com/company/tgcpodcast and let's connect across the world!

    Subscribe and listen to the podcast (and do please leave a review/rating) on Spotify, Apple Music, YouTube or wherever you get your podcasts from.
    Your subscription/follow will greatly help the show grow and reach a wider audience.

    Hosted by Peter Marcus Bach (www.petermbach.com), follow me on:

    • X (fomerly Twitter): @petermbach
    • Instagram: @petermbach87
    • Subscribe to my channel on YouTube: www.youtube.com/c/PeterMarcusBach/
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    1 hr
  • #43 - Tom Young: Answers to sustainability are in the links between green roofs, beer, mushrooms, golf, water, cowboys and community
    May 5 2025

    Thomas Young, Associate and Blue-Green Infrastructure Specialist at The Environment Partnership (TEP) in the UK shows us his journey from the technical side of green roofs to the more holistic broader planning of sustainability and blue-green infrastructure. His incredible journey is supported by many seemingly unrelated topics, travels and passions that have all contributed to the impact he is creating in the UK. Find out how beer, mushrooms, cowboys and community among many others are linked to this intricate story!

    Podcast Intro/Outro Song: Starsky by Alex Keren (Check out more of his tunes over on Spotify: https://open.spotify.com/artist/5vZ3lENfDLjkln8scBJ8mW)

    Chapters:
    0:00 Intro
    1:59 Guest Intro and a house tour
    4:09 Origins of Tom's Ecology Inspiration
    7:13 Sheffield and Tom's PhD side project
    12:59 Green Roofs 101
    22:30 Fungi to help Green Infrastructure
    28:12 Writing the British Standards for green roofs
    32:20 Blue-Green or Green-Blue Infrastructure? Return of Terminology
    35:10 Venturing into Sports Turfs
    41:56 Joining TEP and thinking about golf courses
    53:08 The Nuffield Farming Scholarship and Tom's world travels
    1:03:52 Learning for the UK's future cities and sustainability
    1:07:40 Tom's current endeavours
    1:12:47 Q&A Start
    1:13:14 What does “innovation” mean to you?
    1:13:53 Key event book person
    1:14:43 Time Management
    1:16:56 Favourite childhood memory
    1:17:36 Biggest Challenge to date
    1:18:37 Advice for young professionals
    1:19:42 What would you most like to be remembered for?
    1:20:27 Where can people find you?
    1:21:08 Final Message
    1:21:36 Outro

    Detailed shownotes over at: petermbach.com/podcast for more in-depth information about each episode.
    Join the community over at: linkedin.com/company/tgcpodcast and let's connect across the world!

    Subscribe and listen to the podcast (and do please leave a review/rating) on Spotify, Apple Music, YouTube or wherever you get your podcasts from.
    Your subscription/follow will greatly help the show grow and reach a wider audience.

    Hosted by Peter Marcus Bach (www.petermbach.com), follow me on:

    • X (fomerly Twitter): @petermbach
    • Instagram: @petermbach87
    • Subscribe to my channel on YouTube: www.youtube.com/c/PeterMarcusBach/
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    1 hr and 23 mins
  • #42 - Mashael Yazdanie: "Doing the right things the right way" - how to holistically plan for sufficiency and renewable energy
    Apr 21 2025

    Mashael Yazdanie, Group Leader, Scientist and Lecturer at the Urban Energy Systems Lab at the Swiss Federal Institute of Materials Science & Technology (Empa) traces her journey across the renewable energies towards more holistic thinking around energy, sustainability, society and sufficiency. We cover her projects in both the global north and south, key concepts such as planetary boundaries, sufficiency, efficiency and doughnut economics as well as the need to learn, unlearn and relearn if we want to become more adaptive and resilience in the face of the climate crisis.

    Podcast Intro/Outro Song: Starsky by Alex Keren (Check out more of his tunes over on Spotify: https://open.spotify.com/artist/5vZ3lENfDLjkln8scBJ8mW)

    Chapters:
    0:00 Intro
    1:59 Guest Intro and Solar Racing
    5:58 Nature and energy?
    9:50 Sufficiency, planetary boundaries and doughnut economics
    20:31 Mashael's early renewables journey - Biogas Energy in Pakistan
    29:58 Mashael's early renewables journey - Wind Energy
    33:37 Mashael's early renewables journey - Tidal energy and the rest
    36:35 Is there a favourite renewable?
    38:01 Energy grid centralization vs. decentralization
    42:30 Planning-support modelling & optimization
    44:48 Understanding the breadth of modelling tools
    46:49 Energy in West Africa - The Measures Project
    54:28 The concept of 'Regret' in decision-making
    1:01:56 Coming full circle to sufficiency
    1:04:06 Learning, unlearning and relearning for the climate crisis
    1:10:06 Mashael's future trajectory
    1:14:30 Q&A Start
    1:14:50 What does "innovation" mean to you?
    1:16:00 Time management
    1:20:34 Favourite childhood memory
    1:21:26 Biggest challenge to date
    1:23:45 Advice for young researchers
    1:27:57 What would you most like to be rememnbered for?
    1:30:16 Where can people find you?
    1:30:58 Final message
    1:33:06 Outro

    Detailed shownotes over at: petermbach.com/podcast for more in-depth information about each episode.
    Join the community over at: linkedin.com/company/tgcpodcast and let's connect across the world!

    Subscribe and listen to the podcast (and do please leave a review/rating) on Spotify, Apple Music, YouTube or wherever you get your podcasts from.
    Your subscription/follow will greatly help the show grow and reach a wider audience.

    Hosted by Peter Marcus Bach (www.petermbach.com), follow me on:

    • X (fomerly Twitter): @petermbach
    • Instagram: @petermbach87
    • Subscribe to my channel on YouTube: www.youtube.com/c/PeterMarcusBach/
    Show more Show less
    1 hr and 34 mins
  • The NotebookLM Mini Series #3: Multi-tasking superheroes and going meta on AI (feat. Veljko Prodanovic)
    Apr 14 2025

    Welcome to this Mini-Series on The Grand Challengers Podcast! The topic of generative artificial intelligence (AI) has been in all our minds over the past few years and is gaining even more momentum with rapid advancements in text, audio and video. Google recently released NotebookLM, a powerful research-support AI that can generate not only summaries of sources that we feed it, but also entire podcast episodes. This Mini-Series will explore the power of NotebookLM, our live reactions to its outputs... and a deep dive into some of the topics that we have covered on the show. We feature previous guests, who are here to join in on the fun!

    Episode #3 delves into "Different perspectives on urban nature-based solutions" - Veljko Prodanovic (ep13) and I react to how NotebookLM produces a deep dive discussion on an opinion piece around human, ecological and AI perspectives of urban nature based solutions, this time guided by a focus prompt.

    Full Reference to the Paper: Prodanovic, V., Bach, P.M. and Stojkovic, M., 2024. Urban nature-based solutions planning for biodiversity outcomes: human, ecological, and artificial intelligence perspectives. Urban Ecosystems, 27(5), pp.1795-1806. https://doi.org/10.1007/s11252-024-01558-6

    Podcast Intro/Outro Song: Funky Fortune by Danny Shields (Check out more of his tunes over on Spotify: https://open.spotify.com/artist/7vRFEGMyTTfeCtc8qiUB82?si=dygdqu9IQLSFYNvVzPNu5w)

    Chapters:
    0:00 Intro
    1:26 Guest Intro and callback to main series
    3:31 How this experiment works
    4:31 Guest's prior experience with AI
    9:50 The human summary
    11:20 Live Reaction
    49:18 Post-discussion
    53:40 Potential Future of AI
    55:54 Wrap up
    57:21 Outro

    Detailed shownotes over at: petermbach.com/podcast for more in-depth information about each episode.
    Join the community over at: linkedin.com/company/tgcpodcast and let's connect across the world!

    Subscribe and listen to the podcast (and do please leave a review/rating) on Spotify, Apple Music, YouTube or wherever you get your podcasts from.
    Your subscription/follow will greatly help the show grow and reach a wider audience.

    Hosted by Peter Marcus Bach (www.petermbach.com), follow me on:

    • X (fomerly Twitter): @petermbach
    • Instagram: @petermbach87
    • Subscribe to my channel on YouTube: www.youtube.com/c/PeterMarcusBach/
    Show more Show less
    59 mins
  • The NotebookLM Mini Series #2: Playing "Urban Tetris" and "Heat Detectives" with Blue Green Systems (feat. João P. Leitão)
    Apr 8 2025

    Welcome to this Mini-Series on The Grand Challengers Podcast! The topic of generative artificial intelligence (AI) has been in all our minds over the past few years and is gaining even more momentum with rapid advancements in text, audio and video. Google recently released NotebookLM, a powerful research-support AI that can generate not only summaries of sources that we feed it, but also entire podcast episodes. This Mini-Series will explore the power of NotebookLM, our live reactions to its outputs... and a deep dive into some of the topics that we have covered on the show. We feature previous guests, who are here to join in on the fun!

    Episode #2 delves into "Tools for urban heat mitigation" - João Paulo Leitão (ep1, ep40) and I react to how NotebookLM produces a deep dive discussion of a fairly long and comprehensive literature review paper that we co-authored along with colleagues.

    Full Reference to the Paper: Probst, N., Bach, P.M., Cook, L.M., Maurer, M. and Leitão, J.P., 2022. Blue Green Systems for urban heat mitigation: mechanisms, effectiveness and research directions. Blue-Green Systems, 4(2), pp.348-376. https://doi.org/10.2166/bgs.2022.028

    Podcast Intro/Outro Song: Funky Fortune by Danny Shields (Check out more of his tunes over on Spotify: https://open.spotify.com/artist/7vRFEGMyTTfeCtc8qiUB82?si=dygdqu9IQLSFYNvVzPNu5w)

    Chapters:
    00:00 Intro
    1:25 Guest Intro
    1:57 Guest’s prior experience with AI
    4:06 How this experiment works
    5:17 Live Reaction
    49:22 Post-discussion
    52:12 Thoughts on the future of AI
    53:49 Final remarks
    54:39 Outro

    Detailed shownotes over at: petermbach.com/podcast for more in-depth information about each episode.
    Join the community over at: linkedin.com/company/tgcpodcast and let's connect across the world!

    Subscribe and listen to the podcast (and do please leave a review/rating) on Spotify, Apple Music, YouTube or wherever you get your podcasts from.
    Your subscription/follow will greatly help the show grow and reach a wider audience.

    Hosted by Peter Marcus Bach (www.petermbach.com), follow me on:

    • X (fomerly Twitter): @petermbach
    • Instagram: @petermbach87
    • Subscribe to my channel on YouTube: www.youtube.com/c/PeterMarcusBach/
    Show more Show less
    56 mins
  • #41 - Don Weatherbee: "Catalyzing" change beyond the mine - scaling up metals regeneration to enable the future circular economy
    Mar 31 2025

    Don Weatherbee, CEO of Regenx Tech Corp in Alberta, Canada shows us how you can scale up metals recycling (or regeneration as he calls it) sustainably. We discuss his journey from studying accounting to joining the mining and resources industry and how he is now leveraging opportunities to close the loop and create the circular economy around critical metals worldwide, in particular, the opportunity of aligning chemistry, process and supply chains around catalytic converts and Platinum Group Metals.

    Podcast Intro/Outro Song: Starsky by Alex Keren (Check out more of his tunes over on Spotify: https://open.spotify.com/artist/5vZ3lENfDLjkln8scBJ8mW)

    Chapters:
    0:00 Intro
    1:59 Guest Intro, Snowy Canada and Units
    3:25 Unraveling the broader power of accounting
    7:19 Dealing with post-mine closures challenges
    11:35 Regeneration vs. Recycling of Metals
    13:51 From junior exploration to catalytic converters
    18:46 Catalytic Converters 101
    22:59 Hydrometallurgy for regenerating metals
    25:17 Scaling up from lab to pilot to plant
    30:51 Challenges with eWaste Recycling
    34:03 Long-term trends for Platinum and Palladium
    38:48 Thought experiment on the market size
    40:39 Limitations of mining requires more recycling
    42:25 What's in store for RegenX?
    45:08 Q&A Start
    45:43 What is innovation?
    47:57 Key moment, book, event
    50:46 Time management
    53:50 Favourite childhood memory
    56:06 Biggest challenge to date
    59:11 Advice for young professionals
    1:01:02 What would you like to be remembered for
    1:02:07 Where can people find you?
    1:02:58 Final Message
    1:03:20 Outro

    Detailed shownotes over at: petermbach.com/podcast for more in-depth information about each episode.
    Join the community over at: linkedin.com/company/tgcpodcast and let's connect across the world!

    Subscribe and listen to the podcast (and do please leave a review/rating) on Spotify, Apple Music, YouTube or wherever you get your podcasts from.
    Your subscription/follow will greatly help the show grow and reach a wider audience.

    Hosted by Peter Marcus Bach (www.petermbach.com), follow me on:

    • X (fomerly Twitter): @petermbach
    • Instagram: @petermbach87
    • Subscribe to my channel on YouTube: www.youtube.com/c/PeterMarcusBach/
    Show more Show less
    1 hr and 5 mins
  • The NotebookLM Mini Series #1: Cooling establishment time, it's like baking a cake (feat. Lucas Gobatti)
    Mar 17 2025

    Welcome to this Mini-Series on The Grand Challengers Podcast! The topic of generative artificial intelligence (AI) has been in all our minds over the past few years and is gaining even more momentum with rapid advancements in text, audio and video. Google recently released NotebookLM, a powerful research-support AI that can generate not only summaries of sources that we feed it, but also entire podcast episodes. This Mini-Series will explore the power of NotebookLM, our live reactions to its outputs... and a deep dive into some of the topics that we have covered on the show. We feature previous guests, who are here to join in on the fun!

    Episode #1 delves into "Cooling Establishment Time" - Lucas Gobatti (ep39) and I run this research paper through NotebookLM and record our reaction to the deep dive discussion it produces.

    Full Reference to the Paper: Gobatti, L., Bach, P.M., Scheidegger, A. and Leitão, J.P., 2023. Using satellite imagery to investigate Blue-Green Infrastructure establishment time for urban cooling. Sustainable Cities and Society, 97, p.104768. https://doi.org/10.1016/j.scs.2023.104768

    Podcast Intro/Outro Song: Funky Fortune by Danny Shields (Check out more of his tunes over on Spotify: https://open.spotify.com/artist/7vRFEGMyTTfeCtc8qiUB82?si=dygdqu9IQLSFYNvVzPNu5w)

    Chapters:
    0:00 Intro
    1:26 Guest Intro
    2:30 How this experiment works
    3:49 Guest prior experience with AI
    4:41 The human summary
    5:55 Live Reaction
    54:37 Post-Discussion
    59:54 Thoughts on the future of AI
    1:01:27 Final remarks


    Detailed shownotes over at: petermbach.com/podcast for more in-depth information about each episode.
    Join the community over at: linkedin.com/company/tgcpodcast and let's connect across the world!

    Subscribe and listen to the podcast (and do please leave a review/rating) on Spotify, Apple Music, YouTube or wherever you get your podcasts from.
    Your subscription/follow will greatly help the show grow and reach a wider audience.

    Hosted by Peter Marcus Bach (www.petermbach.com), follow me on:

    • X (fomerly Twitter): @petermbach
    • Instagram: @petermbach87
    • Subscribe to my channel on YouTube: www.youtube.com/c/PeterMarcusBach/
    Show more Show less
    1 hr and 3 mins
  • #40 - João P. Leitão: Studying the extremes - "when it rains, it floods", and "just add water" when "the heat is on"
    Mar 10 2025

    João P. Leitão, Senior Researcher at the Swiss Federal Institute of Aquatic Science & Technology (Eawag), Professor at ETH Zurich and the first guest of this podcast returns for a Part 2 to reflect on the podcast 40 episodes later, more fun topics about Portugal and major research topics that we did not cover on the first episode including urban drainage asset management, urban heat mitigation and the central role that water plays in adapting cities to climate change and an uncertain future. As a newly promoted Professor, we also look at what Joao's research plans are with his team going forward into a rapidly changing world.

    Podcast Intro/Outro Song: Starsky by Alex Keren (Check out more of his tunes over on Spotify: https://open.spotify.com/artist/5vZ3lENfDLjkln8scBJ8mW)

    Chapters:
    0:00 Intro
    2:04 Guest Intro and Reflections on the podcast
    4:45 The return of salted cod (Bacalhau)
    7:02 Portuguese Wine and Cork
    9:23 A curious case of inheritance
    13:30 Getting into the science
    14:58 Updates in the world of flood models
    16:42 Rainfall intensities & flood volumes
    19:12 Balancing model complexity and insight
    22:54 Joao's preferred term for BGI
    24:29 Urban drainage asset management
    29:03 Encouraging more data exchange and joint learning
    31:05 Speaking a different language in disciplines
    33:11 Leveraging time zones for research productivity
    37:34 Beginning our journey on urban heat together
    42:12 Uchimizu
    49:03 Is GIS becoming more relevant?
    52:21 The next stage of Joao's research
    54:32 Q&A Start
    54:59 If you had a magic wand?
    58:29 What do you define as innovation?
    1:00:51 Favourite childhood memory
    1:03:58 What would you like to be remembered for?
    1:04:53 Easter Egg: A not German joke
    1:06:57 Final Message
    1:07:57 Outro

    Detailed shownotes over at: petermbach.com/podcast for more in-depth information about each episode.
    Join the community over at: linkedin.com/company/tgcpodcast and let's connect across the world!

    Subscribe and listen to the podcast (and do please leave a review/rating) on Spotify, Apple Music, YouTube or wherever you get your podcasts from.
    Your subscription/follow will greatly help the show grow and reach a wider audience.

    Hosted by Peter Marcus Bach (www.petermbach.com), follow me on:

    • X (fomerly Twitter): @petermbach
    • Instagram: @petermbach87
    • Subscribe to my channel on YouTube: www.youtube.com/c/PeterMarcusBach/
    Show more Show less
    1 hr and 9 mins
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