The West has become the world model; developing countries are dreaming of living like us, which is impossible. They should reject our model, because it is not sustainable. Developing countries should even give us the example, but unfortunately that's not what happens.

The whole world is determined by trade - which is really the blood of the world. The driving force is everyone's desire to have a better life. How? By consuming. For countries, the "Holy Grail" is economic growth.

The lions taught me photography. They taught me patience and the sense of beauty, a beauty that penetrates you.

I'm not an expert when it comes to technology, but what changed things for me was autofocus. I used to have to throw away half my pictures because it was so difficult to get the focus right.

I wanted to be a scientist. I did a thesis on lions. But I realised photography can show things writing can't. Lions were my professor of photography.

It's time to come together. We all have the power to change, so what are we waiting for?

One fifth of human kind depend on fish to live. Today now 70 percent of the fish stock are over-exploited. According to FAO if we don't change our system of fishing the main sea resources will be gone in 2050. We don't want to believe what we know.