The US is responsible for 25 percent of the world's greenhouse gas emissions. It should take responsibility for leading the way.

Nature is our biggest ally in poverty reduction and achieving human welfare

We have lost sight of the dependence we have on nature in economics

The US is responsible for 25 percent of the world's greenhouse gas emissions. It should take responsibility for leading the way.

Martin's Monsanto poem holds devastating power. I heard the first public reading at the Resurgence Festival of well-being in London. It brought truth with clarity, not least with a kind of conviction and passion that is all too rare

A broad and joined-up approach is needed if we are to match human demands with the capacity of the planet

Nature is not a drag on growth - its protection is an unavoidable prerequisite for sustaining economic development.