What is biodiversity gain, who does it affect, what are the costs and the opportunities?

Biodiversity gain is a planning concept that ensures all new developments and infrastructure projects result in a 10 per cent increase in biodiversity. The Government aims to make developers enhance by 10 per cent any negative impact on biodiversity caused by building. Join Guy Ruddle and guests: Emily Norton, head of rural research; and John Dearsley, working in food & farming, who discuss.