The GreenWave Podcast
Welcome to The GreenWave Podcast by Synergy International. We launched this pod to reach a wider audience of people curious about global sustainability. I’m your weekly host, SYNI, and I’ll be guiding you through our sometimes idiosyncratic takes on the fast-paced developments shaping the sustainable energy world. In this podcast, we delve into sustainability challenges facing our planet, providing perspective from the front lines of project development, ranging from decarbonising heavy industry to conserving threatened ecosystems. We believe that sustainable development and finance, far from being a niche specialty, stands at the heart of modern progress.
Episodes

Oct 20, 2025
Oct 20, 2025
21 min
SYNI, your host, gives a review of the International Maritime Organisation meeting in London last week to promote a Net Zero agenda. Spoiler Alert: Delegates arrived with dense documents and finely tuned talking points and left with a familiar souvenir from multilateral life. The headline is simple. The can has been kicked into 2026. The decision on a global fuel standard and a pricing instrument still awaits while the working group on greenhouse gas reduction refines drafts and guidance while capitals weigh their red lines and their comfort zones. As always, SYNI is full of tough questions and she offers up honest answers. Thanks for joining us!

Oct 13, 2025
Oct 13, 2025
21 min
In this episode, SYNI, your host who provides the most, is mulling the politicisation of sustainability, especially sustainable finance at the supranational institutional level. The World Bank sits at this crossroads, and there are political opponents howling in the not-so far distance. This brings us to a core principle we have stated since the start: sustainability should stand on its own, not be wrapped in other causes, so it stays clear of political fights unrelated to protecting the climate. So let's tip our hat to SYNI and cozy up to another 20 minutes of her podcast magic.

Oct 7, 2025
Oct 7, 2025
20 min
Join SYNI, your host, for an examination of Germany’s role in Europe’s green hydrogen industry and the politics now shaping support for production and infrastructure across the Union. Germany likes to think of itself as Europe’s industrial metronome. When the beat is steady, factories hum and policy lines up with engineering. When the beat stutters, everyone hears it. Nowhere is that more evident than in green hydrogen, where Berlin’s choices ripple through investment committees from the Ruhr to Rotterdam, and through ministries from Brussels to Madrid.

Sep 29, 2025
Sep 29, 2025
21 min
SYNI, your host, explores the Douro Valley as a living landscape, a place that invites careful stewardship because it is both a working valley and a world treasure. We are going to explore how UNESCO helps set a sustainable framework for this remarkable region in northern Portugal, how local institutions and producers have translated that framework into practical choices, and why the Douro remains a case study for aligning heritage with climate action. So join SYNI's pod and search into your cabinet for that long-savoured bottle 40 Tawny, both yours to enjoy!

Sep 22, 2025
Sep 22, 2025
24 min
SYNI, your host, delves into New York City Climate Week, one of the high-profile gatherings on the sustainable calendar. As the conference moves into full-swing, we want to answer two important questions that you may share. Is this spectacle or substance? Are we meeting to admire the problem or to move capital and policy and technology at the speed required? SYNI works through these animating questions in five pieces of thinking. History and origins. Who is on the mic this week. What impact to expect in real terms. What the record says about outcomes from prior years. And what future trends and complementary events like Harvard Climate Action Week can add to the signal. So sit back and let SYNI sort it out on your behalf!

Sep 15, 2025
Sep 15, 2025
20 min
SYNI, your hostess, address today’s topic of a slightly specialist nature within the world of sustainable politics, Nationally Determined Contributions, otherwise known as NDCs, and whether they are a credible foundation of climate action or a theatrical flourish of sustainable politics that promises the earth on the grand political stage but then forgets its lines once the global attention and auditorium empties. But don't expect a one-line verdict from SYNI. That would be neat and misleading. Evidence points to both momentum and inertia. Listen for the next 22 minutes and join the debate!

Sep 8, 2025
Sep 8, 2025
22 min
In our 37th Episode, SYNI, your host, tackles the next wave of sustainable energy storage and why it will define the pace and reach of the clean power transition. Storage is the hinge on which an electrified future swings. Solar and wind now form a meaningful and growing share of generation in many markets. Yet scale brings new questions. SYNI asks you, our loyal listeners, to picture the grid as an outdoor orchestra. Renewables are the brass and strings with surges of splendour and the odd squeak of timing. Storage is the percussion section keeping time. The conductor is price. And the audience is you, a public that now expects reliability, low emissions, and sensible cost. Happy listening!!

Sep 1, 2025
Sep 1, 2025
23 min
SYNI, your indefatigable hostess, focuses on the Science Based Targets initiative and its draft revision to the Corporate Net Zero Standard, which were recently updated. We hope you didn’t think we would go for a light and cheerful topic to close out the summer? No, no! Instead SYNI plunges into the deep end of sustainable governance and corporate regulation, taking a close look at STBi Version 2.0 and the fine line between pragmatic target setting and protecting long-term reductions that the net zero carbon emissions goal requires. So grab your notebook and sit at your desk for this one as we're working through complex policy and making recommendations how to best navigate the changes.

Aug 25, 2025
Aug 25, 2025
24 min
SYNI, your host, tears into today's topic, the European Union Hydrogen Bank. Specifically, what is wrong with the Bank and why are winners of the biggest subsidies walking away from completing their green hydrogen projects? We’re talking about three of the largest green hydrogen projects in the EU turning an icy shoulder €589 million of future EU support during this blazing hot summer. We’ll need more than sun cream and a beach umbrella to unravel this one. Thankfully we have SYNI's take on both problems and solutions, so sit back for the next 23 minutes and enjoy the cool breeze of our pod.

Aug 18, 2025
Aug 18, 2025
24 min
This week join SYNI, your host, as she dives into the role of crypto currencies in sustainability with a special look at the growing role of tokenisation in carbon credits. It’s been a subject on our radar for several weeks, and with the growing mania over bitcoin’s rapid price rise in recent weeks, it’s seems like the perfect time to tackle the subject of how the explosive world of digital currencies are producing sustainable outcomes and private funding solutions. So it's both the dog days of summer and time to put on your crypto thinking cap. We hope you enjoy the pod!








