Bt Young Scientist Six groups of TY Students took part in the BT Young Scientist with the following projects An investigation into the levels of air pollution surrounding Lanesborough Power Plant using lichens as bio-indicators I ham the greatest An investigation into the effect of poaching on soil An investigation into the cause of liver condemnations in Co. Roscommon An investigation into the food preferences and hoarding habits of the Red Squirrels inhabiting Mote Park co. Roscommon Why do men wear beards?