The phrase "negative impact" refers to an adverse or unfavorable effect that something has on a particular situation, person, group, or system. It can indicate harm, damage, loss, or decline caused by a specific event, action, or condition. The negative impact could be measured in various ways such as financial losses, environmental degradation, health problems, social disruption, or reduced productivity. In essence, the phrase "negative impact" suggests that something has had an undesirable outcome and highlights the need for prevention, mitigation, or correction measures to minimize future harm.