A Positive Climate

A Positive Climate is the uplifting podcast about the solutions to climate change.

Hosted by Australian industry experts Nick Zeltzer (Managing Partner @ Positive Ventures, ex Virescent Ventures, ARENA, Origin Energy) and Alex McIntosh (Director, ARENA), the show charted as the top Australian podcast on Apple's Technology Podcast Chart in both 2022 and 2023.

Listen now on all podcast platforms!

Recent Episodes

Jan. 27, 2025

Cheaper, Faster & Smarter EV Charging: How Kwetta Raised US$10.5M to Connect Millions of Vehicles to the Grid

Nick chats with Mike Lazelle and Dr Rob Turner, co-founders of Kwetta , to discuss their groundbreaking approach to electrifying heavy vehicles. Kwetta has just raised ~$17 million AUD in Series A funding from the likes of B…
Dec. 11, 2024

A Positive Climate's Startup PITCHFEST 2024 (feat. ten startups!)

Nick Zeltzer and producer-turned-”shark” Mark Spencer hear pitches from ten up and coming Australian climate startups! Our third annual pitch episode with some incredible ~seed stage startups in the latest cohort from Energy…
Nov. 27, 2024

Nuclear Energy in Australia (feat. Simon Holmes à Court)

Nick chats to Simon Holmes à Court about nuclear energy in Australia. “When are you covering nuclear?” is one of the most common questions we’ve received from APC listeners. So we finally went there. And it was great to have…
Nov. 13, 2024

Will Our Cars Power Our Homes?

Nick chats to Tim Washington from JET Charge about using electric vehicles as batteries for our homes. Vehicle to grid technology could transform not one but *two* trillion dollar industries in energy and transport. All whil…
Oct. 30, 2023

A Positive Climate #Wrapped 2023

That’s a wrap! It's our annual review episode, with Alex and Nick covering all the climate technology news from 2023. The hottest year on record brings a reminder that we need to be doubling down on the right solutions, so w…
Oct. 16, 2023

Startup Pitch Competition w/ TEN Australian Climate Tech Startups

Nick and Alex hear pitches from ten up and coming Australian startups working on climate solutions! *Vote HERE * We’re back with our second pitchfest episode! And again teaming up with EnergyLab’s accelerator program, but th…

Recent Blog Posts

Feb. 11, 2025

Kwetta: The Kiwi Startup Revolutionizing EV Charging

In the latest episode, Nick dived into the electrification of heavy transport. A sector critical to decarbonisation but potentially stalled by a hidden bottleneck: the grid itself. The Next Frontier  While electric cars are becoming more ma…

Read the Blog Post
Nov. 7, 2023

AMSL Aero Hydrogen Powered Plane Wins ARENA Funding

Aerospace startup AMSL Aero has received $5.43 million in funding from the Australian Renewable Energy Agency to help develop its hydrogen-powered electric Vertical Take-Off and Landing (eVTOL) aircraft. We were thrilled to have An…

Read the Blog Post
Oct. 30, 2023

A Positive Climate Pitchfest 2023: We have a winning climate tech sta…

Think you know what it takes to succeed in the world of climate tech and entrepreneurship? Pitchfest 2023 provided an opportunity to put your judgement to the test.  Together with EnergyLab, we brought together ten of Australia’s most …

Read the Blog Post

About the Hosts

Nick Zeltzer Profile Photo

Nick Zeltzer

Nick started working on climate solutions as far back as 2012 and now runs a climate tech consultancy Positive Ventures. He was a founding Investment Director at climate venture capital fund Virescent Ventures, as well as the CEFC. He also previously led the transport portfolio and Innovation Lab at ARENA. Other experience has included roles at Origin Energy, Macquarie Group, Puget Sound Energy in Seattle and as Board Director of Redback Technologies, Downforce Technologies and Green Music Australia.

Alex McIntosh Profile Photo

Alex McIntosh

Alex is passionate about innovation and solving one of the greatest challenges of our generation, climate change! Alex has been in the energy sector for over 5 years where she's had experience with hydrogen, distributed energy, pumped hydro and battery storage. Prior to joining the energy revolution, Alex worked in Deal Advisory at KPMG.