impact on vs impact over

Both 'impact on' and 'impact over' are commonly used phrases in English, but they are used in different contexts. 'Impact on' is used to describe the influence or effect that something has on another thing. 'Impact over' is less common, but it usually describes a broader or more extended influence.

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Editor at TextRanch

Last updated: March 31, 2025 • 4510 views

This phrase is correct and commonly used in English.

"impact on"

Use 'impact on' when describing the influence or effect that something has on another thing. For example, 'The pandemic had a significant impact on the economy.'

Examples:

The new policy will have a positive impact on the environment.
His words had a profound impact on her decision.
The teacher's feedback had a lasting impact on the student's performance.
The accident had a devastating impact on the community.
The company's decision had a significant impact on its employees.

Show examples from the web [+]
Last updated: October 31, 2024

Oct 2, 2024 ... SAVE Plan Court Actions: Impact on Borrowers. A federal court issued an injunction preventing the U.S. Department of Education (ED) from ...
Dec 3, 2023 ... Accelerating Catalyzing Solutions for Climate Change's Impact on Health, Agriculture, and Gender. Climate Change RFP 2023. Note that this RFP is ...
Impact on Education provides BVSD students with community funding and resources in order to meet critical needs and eliminate opportunity gaps.
Aug 13, 2024 ... Volatile Organic Compounds' Impact on Indoor Air Quality. On this page: Introduction; Sources; Health Effects; Levels in Homes; Steps to Reduce ...
... impact on early surface environments and life. Geological Background. Eight impact events (termed S1 through S8) have been identified throughout the ...
Dec 1, 2022 ... Departmental Papers. Regional Spillovers from the Venezuelan Crisis: Migration Flows and Their Impact on Latin America and the Caribbean.
Allergic Rhinitis and its Impact on Asthma (ARIA) 2008 update (in collaboration with the World Health Organization, GA(2)LEN and AllerGen)
Aug 10, 2017 ... Use of Alternative Medicine for Cancer and Its Impact on Survival ... Impact on Survival, JNCI: Journal of the National Cancer Institute ...
Survey of chronic pain in Europe: prevalence, impact on daily life, and treatment. Eur J Pain. 2006 May;10(4):287-333. doi: 10.1016/j.ejpain.2005.06.009 ...
Dec 9, 2014 ... This paper explores whether such developments may have an impact on economic performance. Drawing on harmonised data covering the OECD countries ...

Alternatives:

effect on
influence on
consequence on
result on
affect on

This phrase is correct but less commonly used in English.

"impact over"

Use 'impact over' when describing a broader or more extended influence. For example, 'The company's policies had a long-term impact over the industry.'

Examples:

The new technology will have a lasting impact over the next decade.
His leadership had a positive impact over the team.
The artist's work had a significant impact over the art world.
The pandemic had a global impact over various sectors.
The policy change had a wide-reaching impact over the community.

Show examples from the web [+]

With the impact over, and the Moon now providing orbital stability the stage seems set for a quiet future.
So, if you hang out with unhealthy people, that's going to have a measurable impact over time.
And one of those changes could have been a comet impact over the Laurentide ice sheet.
They may also be formulated in terms of performance or functional requirements or the product's environmental impact over its life cycle.
They may also be formulated in terms either of performance, of functional requirements or the product's environmental impact over its life cycle.
However, an evaluation of the overall mobility impact over the education systems and society should also be established in the future.
The idea of chaos really did have a big impact over a period of about 20 or 30 years, because it changed the way everyone thought about what they were doing in science.
It says, you know, social impact over here is spectacular, five stars.
Even in my own little corner of Europe, in the north of Sweden, the radioactive fallout had an impact over many years through the contamination of the natural world that it caused.
Next year we expect an upgrade in the institutional structure in order to achieve a greater degree of streamlining, as well as a more determined implementation of the redeployment policy, which I believe will have a positive impact over the next few years.
2.3 A description of effect on noise climate without further measures, and of those measures already planned to ameliorate that noise impact over the same period.
When a product is subject to environmental requirements it is natural that its environmental impact over its whole life cycle be taken into account rather than simply when it is being used by the contracting authority.
nor exert an exceedingly high impact over their entire life cycle to the environmental quality nor to the climate, during their construction, use and demolition, in particular as a result of any of the following:
Calls on the Commission to submit an assessment of the implementation of the N+2 rule and its real impact and to include an analysis of the appropriations expected to be freed up and their impact over the year;
That's why we must have that long-term perspective, but we must measure the impact over 10-year periods.
Calls on the Commission to submit an assessment of the implementation of the N+2 rule and its real impact and to include an analysis of the appropriations expected to be freed up and their impact over the year;
But as the moon's crater pocked surface illustrates, infrequent asteroid impacts over a long period of time still means plenty of destruction.
I can see the attraction of that idea, but the transposition deficit is a moving target which reflects different directives with different economic impacts over time.
That increases impact by over 1,100 percent.
So impacts over the course of human civilization in the last 10,OOO to 15,OOO years, there's no question in our minds, have played an important role in the development of human evolution and the evolution of human civilization.

Alternatives:

impact on
effect over
influence over
consequence over
result over

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impact on vs impact over

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