From energy-saving light-bulbs to recycling bins, we are increasingly ecologically aware. But what motivates our newfound environmental consciousness? Are we driven by more than an economic desire to avoid disaster? A fundamental desire to reconnect with nature perhaps or atonement for relentless consumption?

Journalist and top 'troublemaker' Paul Kingsnorth, astrophysicist Piers Corbyn, activist Tamsin Omond and theological thinker Martin Palmer unpick environmental desire.