Which Tory leadership candidate is the greenest?
b'Liz Truss and Rishi Sunak have clashed on a number of issues as they battle to become the next prime minister. However, as heated debates hit our television screens, the climate emergency has been alarmingly absent from discussions. Ian Sample chats to Guardian environment correspondent Fiona Harvey about which candidate is \\u2018least bad\\u2019 when it comes to green policies, and why one of the world\\u2019s most urgent issues has taken a back seat in the leadership contest. Help support our independent journalism at theguardian.com/sciencepod'