Welcome to Ripple Effects

A monthly newsletter from our team, sharing impact news, insights, and ideas worth reading. Ripple Effects brings you the latest in ethical investing, sustainability wins, and global economic updates, all with an optimistic, Australian perspective. It’s for anyone who wants to stay informed about where finance and positive impact meet. Subscribe today.

Justin Medcalf 25/9/25 Justin Medcalf 25/9/25

Australia’s First National Climate Risk Assessment: What’s at Stake

Australia’s first national climate risk report reveals the rising threats to health, economy and infrastructure and what must happen next.

Justin Medcalf 24/9/25 Justin Medcalf 24/9/25

Ethical Investing Stands the Test of Time

Ethical investing isn’t a trade-off. Data shows responsible super funds match or outperform mainstream funds while driving real-world impact.

Justin Medcalf 22/9/25 Justin Medcalf 22/9/25

Africa’s Clean Energy Transformation

Africa’s record-breaking solar surge marks a global turning point: powering growth, cutting emissions, and reshaping the continent’s future.

Justin Medcalf 18/9/25 Justin Medcalf 18/9/25

Australia’s New 2035 Climate Target: Progress, But Not the Ceiling

Australia’s new 62–70% climate target shows progress but not leadership. Here’s why ambition must rise to 75% for a fair, resilient future.

Justin Medcalf 16/9/25 Justin Medcalf 16/9/25

The Impact of AI on Startups

Australia’s impact startup scene is now AI-driven. Learn why only “makers” and “shapers” will succeed, not mere adopters, and how investors should adjust strategy.