From the deep blue of the Arctic ice to dappled sunlight in the Amazon rainforest, I’ve witnessed some of the world’s most magical sights.

But I’ve also seen how human activity is damaging the planet on a catastrophic scale.

We can continue on the same easy but increasingly destructive path or choose a new, cleaner and healthier direction.

After many years as a frontline BBC journalist, I’ve experienced the worst of what we’re doing to the world – and also the best when imagination and optimism combine to create clever ways forward.

Now, as an independent speaker, writer and consultant, I’m being asked for insights and advice so I’m keen to engage in constructive dialogue to help to find answers.