Dr. Ye Tao: Covid aerosols analysis, Peter Dynes: MEER Urban, Dr. Lisa Doner and Dr. Eric Hoffman: Short-circuiting the greenhouse effect

Meet Africa's first heat officer! Eugenia Kargbo is taking action to make Freetown a tree town and bring down rising temperatures. She will be working with MEER to implement solar reflectors in her city of Freetown.

What geoengineering is worth trying? Dr Ye Tao and Prof Jem Bendell discuss