The phrase "a light impact" is correct and usable in written English.
It can be used to describe a minor or gentle effect or influence something has on a situation or object.
Example: "The new policy had a light impact on employee productivity, as most workers adapted quickly to the changes."
Alternatives: "a minor effect" or "a gentle influence."
In 30 to 40 years' time, we might get to the point where we can start to think about bringing back wolves, bison or moose, but let's start with species that will have a lighter impact for now".
"Toothbrushes get completely lost in the recycling process... often they're destined [for] waste-to-energy or shipped overseas, so the Gimme 5 programme definitely has a lighter impact on the earth," says Hudson.
Economic forecasters expect the sequester to have a lighter impact on the economy than going over the so-called "fiscal cliff" would have had, but they still expect the cuts to slow economic growth in the next year and push unemployment higher.
And you will have a lighter impact on the environment -- almost one-fifth of the world's manmade greenhouse-gas emissions are generated by the meat industry, according to the United Nations.
Despite passing through or near several countries, Hurricane Abby had a relatively light impact on land, resulting in just $640,500 (1960 USD, $ USD) in damage and six fatalities.
Using the impact-echo principle, a mobile mechanical device using light impact hammers moving along the length of a bonded CFRP plate produces unique acoustic frequencies which are a function of existing CFRP plate concrete bond conditions.
The study allows the interpretation of the vibration response of an egg excited at its equator with a light mechanical impact which could open the door towards an automated egg inspection system.
In this research, eggshell crack detection is based on the analysis of the acoustically measured frequency response of an egg excited with a light mechanical impact on different locations on the eggshell equator.
These circadian rhythms as well as light impact on the transcription of a considerable number of genes [ 94, 95].
