Ian O’Doherty: Don’t blame a lack of bins for the dog-dirt problem – this one’s on the owners

Here’s some news that will come as absolutely no surprise to anyone who ever goes for a walk. Zoologists from Trinity College Dublin conducted a survey of 12 parks, playing fields and playgrounds in the capital and found nine of them contained a heavy concentration of roundworm eggs, a toxic parasite found in dog and cat excrement..