The phrase references the immediate services required when trees present an imminent threat to safety or property within a localized geographic area. This situation arises from storm damage, disease weakening, or structural instability, necessitating swift action to mitigate potential harm. For example, a large tree leaning precariously over a house following a severe weather event would constitute an emergency requiring immediate professional intervention.
The need for prompt and effective action in these circumstances is paramount, offering several critical advantages. It minimizes the risk of further damage to buildings, vehicles, or surrounding landscape. Moreover, it safeguards individuals from potential injury due to falling limbs or complete tree collapse. Historically, the urgency of such situations has driven the development of specialized arboricultural services equipped for rapid response and hazard mitigation.