The sudden cessation of international tourism as a result of the Covid-19 pandemic has brought the world's largest employer to a standstill, with widespread hardship following in its wake. Can the sector recover?
Katie Burton explores the practicalities and ethics of geoengineering, the controversial science that could quickly cool the atmosphere. Is it the last ditch climate solution that nobody wants? Or are appetites for geoengineering solutions growing with our warming climate?