After the explosion , troops were moved Motion through the area ( which was now covered in up to a metre of leaf litter ) , to test Testing their ability to transit Motion across the debris .

It dumped Bringing snow on trees that were often still in leaf , adding extra weight , with the ground in some areas still soft from a preceding warm , rainy period that increased Cause_change_of_position_on_a_scale the possibility trees could be uprooted Removing .