Cities are home to 55 per cent of the world’s population, all jammed together cheek-by-jowl. Little wonder, then, that cities are being hit hardest by COVID-19: an estimated 90 per cent of...

In 2018, the United Nations (UN) declared 2021-2030 as the UN Decade on Ecosystem Restoration in an effort to reverse centuries of damage to forests, wetlands and other ecosystems. The following year, as...