Subscribe Blog Notes from The Conversation UK The Conversation quiz – #6 Published: April 7, 2017 4:47am EDT Will de Freitas, The Conversation Author Will de Freitas Environment + Energy Editor, UK edition Partners View all partners Vlad_Chorniy / shutterstock Have you been paying attention at the back? Quiz Previous post Published: March 31, 2017 The Conversation quiz #5 Next post Published: April 13, 2017 The Conversation quiz – #7