1. simon.hales@otago.ac.nz Causal pathways of toxicity may depend on the duration of exposure High energy physics experiments attempt to re-create conditions immediately after the big bang, by searching back in time for evidence of elusive short lived particles. The linked study by Bhaskaran and colleagues (doi:10.1136/bmj.d5531) reports findings from a case crossover analysis of very short [...]
Posts on ‘September 23rd, 2011’
The uphill battle to curb idling engines
South China Morning Post — 23 Sept. 2011 We have been waiting far too long for a law on idling engines. What should have been a relatively simple step in the battle against air pollution has been debated for 14 years. Now, legislation is finally on the way. But the law to take effect in [...]