The phrase "a significant adverse impact" is correct and usable in written English.
It can be used in contexts discussing the negative effects or consequences of an action, decision, or event, particularly in fields like environmental science, economics, or public policy.
Example: "The new policy is expected to have a significant adverse impact on local wildlife populations."
Alternatives: "a considerable negative effect" or "a major detrimental influence".
But it states that the overflow would not "result in a significant adverse impact to water quality".
Microsoft has repeatedly argued that Judge Jackson's remedy "could have a significant adverse impact on the nation's economy".
For projects like the power plants, she added, the law "carries the presumption that it is likely to have a significant adverse impact on the environment".
"President Clinton's offenses had a significant adverse impact on the community, substantially affecting the public's view of the integrity of our legal system," the report concluded.
A book by the former chief constable of Merseyside police will not have a "significant adverse" impact on the criminal investigation into the aftermath of the Hillsborough disaster, the police watchdog has said.
The effect of these provisions will be devastating, not only to Microsoft, but also to its employees, shareholders, business partners and customers, and could have a significant adverse impact on the nation's economy.
It is also clear that where a proposal would have a likely significant adverse impact on town centres it should be refused.
On the traffic concerns for the Roseacre Wood site, he said the development would have a "very significant adverse impact on the safety of people using the public highway".
Our estimates indicate that minimum wage increases in the Eastern region have a statistically significant adverse impact on employment with elasticities ranging from −.154 to −.234 and a lagged adverse effect with an elasticity of −.046 to −.100 for young adults.
Studies conducted in the Swedish general population assessing the impact of the severity and frequency of GERD symptoms on HRQOL have found that even symptoms rated as mild are associated with a clinically meaningful reduction in well-being [ 6], and that weekly symptoms are likely to have a clinically significant adverse impact on most aspects of patients' daily lives [ 7].
