DDT

The pastoralist’s scourge

While researching for my book “Fires, Farms and Forests”, I came across quite a few caterpillar references in the correspondence of the Chief Agents of the Van Diemen’s Land Company (VDL Co.). The caterpillars were killing off improved pastures planted after clearing or logging and scrubbing operations.

The caterpillar problem was not unique to the VDL Co.… Read more

Why on earth do we continue to celebrate Earth Day?

The reason why humans prioritise bad news, according to Nobel Prize-winning behavioural psychologist Daniel Kahneman, is because “organisms that treat threats as more urgent than opportunities have a better chance to survive and reproduce”.


In the lead-up to this year’s Earth Day celebrations later this month, I thought it was timely to look closely at whether they are still relevant, given the dire predictions that have emanated from this day each year have never come to pass. … Read more