C21investigates TV’s inconvenient truth: How talk of an industry-wide climate content pledge has become taboo

With Earth Day having taken place this week and new landmark David Attenborough documentary Ocean out next month, we investigate how the TV industry is performing in terms of its commitment to addressing climate change, as part of C21's own Big Picture initiative, hearing from Climate Spring's Lucy Stone [17:44] and Picture Zero's Steve Smith [40:00].