What roles for markets and for the state when climate risk is existential?

The climate policymaking orthodoxy is that markets can efficiently price and mitigate climate risks, but this blog argues that when risks are existential — that is, a permanent and drastic curtailing of human civilisation’s future development — then the damages are beyond calculation.

Agroforestry: An ancient practice with a promising future?

Traditionally defined as the growing of commercially productive trees and agricultural crops on the same piece of land, agroforestry is, despite its new-found fame, a very old practice –  though one which has sadly been almost entirely lost from our landscape.