An investment in clean indoor air would do more than help us fight COVID – it would help us concentrate, with lasting benefits
- Written by Peter Martin, Visiting Fellow, Crawford School of Public Policy, Australian National University
shutterstockSometimes the best things you can do are invisible.
Such as fighting cholera by ensuring drinking water wasn’t contaminated by sewage, as happened in London in the 1840s.
Or setting up an emissions trading scheme, which drove emissions down, despite former prime minister Tony Abbott attacking it as a “so-called market in...
