This change was made in order to avoid "crowding" and "jostling". This allows for targeted crowd management and prediction of dangers related to excessive crowding. Crowding lettuce tends to attract pests and diseases. Due to the shortened jaw, there is a chance of tooth misalignment or tooth crowding. The resulting current crowding is termed the proximity effect. Typical examples of ambient stressors are pollution, noise, crowding, and traffic. The resulting current crowding is termed as the proximity effect. Worried about climber crowding, Rob persuades Scott to cooperate to reduce delays. The extent to which crowding out occurs depends on the economic situation. Thus the effect of the stimulus is offset by the effect of crowding out. An examination of her teeth showed some evidence of crowding and overlapping. In that case, crowding out is minimal. Nelson lost his temper and gave chase, crowding Kidder to the curb. Opinion is that they are likely useful for moderate front-teeth crowding. This leaves more food and less crowding for the hatchlings.