The Big Questions

Apr 14 2025 19 ep. 24 mins 4

The Big Questions Podcast artwork

Welcome to the The Big Questions, a new podcast hosted by Simon Messenger and David Carlin delving into the policies, ideas, and technologies that will shape our future. Is there any hope in our fight again climate change? Will geoengineering save us? Is the world big enough? Are we doomed? Ever asked yourself some big questions about climate change? We bring experts. And we bring answers, in a digestible format.. Join us for conversations that matter, insights that inspire, and solutions that could change everything. It’s time to rethink the future.

Copy RSS

Subscribe on Podcast Addict

S01E18 - Food! Is the global food system about to collapse?! (Episode 5)

Apr 14 2025 28 mins

Join Simon Messenger and David Carlin for the final episode of our series on food, where we tackle the big question: is the food system about to collapse? The vulnerabilities in our food system are not accidental—they result from policy choices that prioritized efficiency and profit over resilience and equity. Simon and David discuss how these choices have left us with a fragile

S01E17 - How to build a culture of sustainability that drives meaningful impact? Guest - Antonio Vizcaya

Apr 06 2025 34 mins

Today, we're joined by Antonio Vizcaya, a true sustainability expert who's making waves across LinkedIn and beyond and who's bridging the gap between theory and practice.Based in Mexico City, Antonio has a knack for simplifying complex sustainability concepts, and is passionate about making sustainability accessible to everyone, whether they're seasoned professional

S01E16 - Food! Is culture the real reason for our bad food habits?! (Episode 4)

Apr 02 2025 26 mins

In this episode, we are diving into the fascinating world of food and its deep connection to culture. For many of us, food is more than just sustenance; it's an integral part of our identity, traditions, and heritage.But, in today's world, food has increasingly become a commodity, leading to a culture of abundance and, unfortunately, waste. We've come to expect that eve

S01E15 - Food! Will there still be meat in the future? (Episode 3)

Mar 30 2025 26 mins

Is that juicy burger headed for extinction? Meat consumption has become one of sustainability's biggest flashpoints - and perhaps its ripest opportunity for disruption. While meat production consumes a staggering 83% of global farmland - equivalent to the entire Americas - it delivers just 18% of our calories.What will tomorrow's protein look like? Lab-grown meat has seen c

S01E14 - Food! How much oil and gas do you eat every day? (Episode 2)

Mar 26 2025 21 mins

Ever wondered how much oil and gas you're "eating" with every meal? You might be surprised to learn it's a lot more than you think! Our global food systems devour a staggering 15% of the world's fossil fuels. But it's not just the obvious culprits like tractors, transport, and packaging. The real shocker? Fertilizers!Join David Carlin and Simon Messenger as they uncover the surpris

S01E13 - Food! Can it ever be sustainable? (Episode 1)

Mar 23 2025 20 mins

Join David Carlin and Simon Messenger for a small series on the complex world of food, a topic that touches all of us multiple times a day.We often hear that beef is "bad" and free-range farming is "good," but what about the less obvious truths of the food industry?How much fossil fuel is fuelling your diet, and where does it really come from? Transportation, fe

S01E12 - Is a circular economy possible? Guest - Vojtech Vosecky

Mar 19 2025 36 mins

In today's episode, David Carlin and Simon Messenger are diving deep into the circular economy, a critical shift from our current "make, take, and waste" linear model which is pushing our planet to its limits. The classic "Reduce, Reuse, Recycle" mantra is more vital than ever, especially when considering that if everyone lived like the average American, we'd need five Earths to su

S01E11 - is the future of migration already here?

Mar 16 2025 33 mins

Humans have always migrated, sometimes by choice and sometimes by necessity. As the climate warms, our choices and reaction times will dwindle. Are we facing the movement of millions yearly, worldwide, or is this a regional issue? How should the global community adapt and prepare? And intriguingly, how many Australians might find themselves in France in the coming decades? Join our

S01E10 NEWS DIGEST - 13 March 2025

Mar 12 2025 18 mins

Join Simon and David as they break down this week's key climate change developments you might have missed.In this episode, they explore elections in North America*, France's new national adaptation plan, the impact of the military sector on emissions, some of the recent withdrawals from international climate funds and, lastly, some (hopefully) promising news from one of the

S01E09 - Will carbon credits save us?

Mar 09 2025 28 mins

Struggling to focus on your work because your phone keeps pinging with notifications? Are carbon credits the equivalent of Instagram updates when it comes to climate action? A pretty, shiny but dangerous distraction which stops us from focusing on what's needed? Or could they be the essential global safety net we desperately need while emissions continue to rise?Simon and David cla