Professor Vivian Tam invented C02 Concrete, Tim Baynes speaks with Virginia Shepherd about the fun of fungi! Produced and hosted by Ian Woolf Support Diffusion by making a contribution Support Diffusion by buying through affiliate links Join Shopback for discounts all over the web - they pay me $5 AND YOU GET PAID $5! bitcoin: 1AEnJC8r9apyXb2N31P1ScYJZUhqkYWdU2 ether: 0x45d2cd591ff7865af248a09dc908aec261168395