Brand also makes a counterintuitive case that the booming slums and squatter cities in and around Mumbai, Nairobi, and Rio de Janeiro are net positives for poor people and the environment.

• 布兰德也为穷人和环境提出反直觉的理由，在孟买、内罗毕和里约热内卢市内及其四周急速发展的贫民窟和寮屋城区纯属积极正面。