As bushfires have been raging across Australia since October last year, cities have been blanketed in toxic smoke. What are the health impacts of this? And how might workers respond to this new environmental health crisis?  On today’s show, workers responding collectively to bushfire pollution, and looking for a working class environmentalism.  Guests: Elizabeth Humphrys (UTS); Katherine Barraclough (Doctors for the Environment Australia); Bradly Dunn (dock worker and MUA delegate); Adam Mayers (public sector worker and CPSU delegate)  Links:‘Workers are on the frontline of the climate crisis, but they have the power to fight back’ ABC News‘FACT SHEET: WHS & Bushfire Smoke’ Unions ACT‘Bushfire smokeWhat are the health impacts and what can we do to minimise exposure?’ Centre for Air Pollution, Energy and Health Research'Green Bans, Red Union' Earth Matters 25/12/2016 Earth Matters #1128 was produced by Teishan Ahearne.