Greta Thunberg in conversation with Johan Rockström.

Greta Thunberg and Johan Rockström met for a digital conversation about courage, solidarity and opportunities in times of crisis, streamed from the Nobel Prize Museum in Stockholm on Earth Day, 22 April, 2020. Greta Thunberg was at the Nobel Prize Museum in Stockholm and Johan Rockström joined the call from his desk in Potsdam. Gustav Källstrand, Nobel Prize expert at the Nobel Prize Museum, moderated the conversation.

–Greta Thunberg is a Swedish climate and environmental activist who encourages people to listen to science and inspires young people around the world to rise up for the climate.

–Johan Rockström is professor of Earth Sciences and Director of the Potsdam Institute for Climate Impact Research in Germany.