In terms of protecting ourselves, the main issues are around how do we protect our borders [from illegal migrants and livestock and plant diseases], how do we protect our fisheries?

Economic growth which strips out the planet’s ecosystems is not sustainable

I have no beliefs of a religious kind.

Equity, dignity, happiness, sustainability - these are all fundamental to our lives but absent in the GDP.

Well in the end the world can crank itself up to sanctions, as it has with Zimbabwe, another sad case.

Any serious shift towards more sustainable societies has to include gender equality.

Health and education are always issues.