David Attenborough at 100: What He Taught Me About the Planet

On 8 May 1926, in a world of barely two billion people and no televisions, David Attenborough was born in London. A century later, his voice has taught billions what we stand to lose and what we still have time to save.

Today he turns 100. And I’d be lying if I said the work I do every day wasn’t shaped, at its core, by what he spent his life showing us.

A voice that grew louder as the stakes grew higher

I’m 47. Attenborough’s programmes have run alongside my entire life present in the background as a teenager, more deliberate as I got older, and genuinely formative by the time I was building a career around sustainability.

It wasn’t a single moment. It was an accumulation. Planet Earth. Blue Planet II. Extinction: The Facts. A Life on Our Planet. Each one a little harder to brush off than the last, because each one was documenting something getting worse in real time.

By the time I started SBS, the argument he’d been making for decades had become the argument I was making to businesses: that the health of the natural world and the health of your organisation are not separate questions. They never were.

From wonder to warning

Attenborough’s career has tracked a remarkable arc. His early work Zoo Quest in 1954, the Life series from the 1970s onwards was primarily about the staggering diversity and beauty of life on Earth. He was giving audiences access to things they’d never see otherwise: birds-of-paradise courtship dances, deep ocean creatures, the hidden lives of insects.

But somewhere along the way, the message changed. Not the messenger the reality he was documenting.

Blue Planet II, released in 2017, is the clearest turning point in public memory. The footage of plastic waste in remote ocean habitats sparked what commentators called the “Blue Planet effect”  measurable spikes in public concern, policy pledges, and behaviour change on single-use plastic that no government campaign had managed to produce. A television programme changed the conversation faster than decades of advocacy.

Then came Extinction: The Facts, Climate Change: The Facts, and A Life on Our Planet his self-described “witness statement,” charting the changes he has seen across a century and setting out what needs to happen next.

The sequence matters. Wonder first. Then understanding. Then urgency. Then a practical blueprint for what comes next. It’s the most effective piece of long-form communication about the state of the planet that I know of.

What he gets right about the business case

Here’s what I find most useful about Attenborough’s framing when I’m talking to an MD or a Finance Director who hasn’t yet engaged with sustainability.

He doesn’t lead with values. He leads with consequences.

Biodiversity isn’t a luxury or a nice-to-have. It is the foundation of food security, water security, and human health. Lose it, and the supply chains and markets that businesses depend on become unstable. This isn’t abstract environmental concern. It’s operational and financial risk.

He’s also been unusually direct about what needs to change: consume fewer resources, change our technology, and reform how we use land and food systems. That’s a practical agenda, not a philosophical one. It maps directly onto what I help businesses do measure their impact, reduce it, and report it credibly.

The core insight his work has given me, which I use in almost every client conversation, is this: your business isn’t separate from the natural systems it operates within. Healthy ecosystems, stable climate, functioning supply chains these aren’t background conditions. They are the business environment. Protect them, or eventually there is no business environment to operate in.

His philosophy, in plain terms

Attenborough has articulated a few consistent principles across his career that hold up well as a practical framework:

Interdependence. Earth is a single system. Damage one part and consequences ripple through the whole web of life including the economy.

Biodiversity as life support. Not a luxury. The foundation of food, water, and health. Its loss isn’t an environmental statistic. It’s a civilisational risk.

Three levers. To reduce humanity’s impact: consume fewer resources, change our technology, and reform how we use land and food systems. Responsibility sits with both systems and individuals.

Pragmatic hope. Despite witnessing enormous loss, he consistently points to examples where protecting or restoring habitats has produced rapid ecological recovery. Nature bounces back when given the chance.

That last one matters. The work I do can feel heavy. The scale of what needs to change is genuinely daunting, and I talk to businesses every week who are only at the beginning of understanding their own impact. His insistence that nature is our greatest ally and that the trajectory can change is something I hold onto.

What a century of his work asks of us now

He addressed world leaders at COP26 in Glasgow in 2021. He has spent the last decade making films that are, in effect, urgent briefings about the state of the planet. At 100, his message is clearer than ever: rewild landscapes, shift to clean energy, reform food systems, protect what remains of natural habitats, and give nature enough space to recover.

For a sustainability consultancy working with UK businesses, that translates directly. Every carbon footprint we measure, every reduction plan we build, every supply chain conversation we have these are small, practical contributions to the same outcome he has spent a century arguing for.

I didn’t set out to run a business. I set out wanting the natural world to still be there. Attenborough is a large part of why I feel that way, and a large part of why I think businesses have both a responsibility and a commercial interest in making sure it is.

Happy 100th, Sir David. The work continues.