The phrase "a less impact on" is not correct in standard English; it should be "less of an impact on." You can use the corrected phrase when discussing the effects or consequences of something in a comparative context.
Example: "The new policy is expected to have less of an impact on the environment than the previous one."
Alternatives: "a smaller effect on" or "a reduced influence on."
The circumferential spacing of corrosion defects has a less impact on the failure pressure of corroded pipelines compared with the longitudinal spacing.
Collectively, water discharge had a less impact on changing the dissolved CO2 concentration (Fig. 4d).
Although newborns from HP pregnancies were characterized by lower body weight (Figure 2b), this difference was abrogated until weaning due to the switch to a foster mother that was fed control diet during pregnancy and lactation (Figure 3a), suggesting that HP diet during pregnancy has a less impact on body weight gain at weaning than HP diet during pregnancy.
A factor that has a relatively less impact on PPG responses is physical size and form of the whole kernel rice, probably due to the fact that size is minimised by chewing.
"The program has turned out to be a lot smaller and had a lot less impact on the housing market than we thought," Mr. Kaufman said.
Horseback riding has a lot less impact on the land than jeeps and vans, and several stables offer trips ranging from a stroll along the beach, suitable for children, to a trot up and down a jungle trail or an all-day ride up into the mountains.
He predicted that the decision today "will have a lot less impact on violence against women than on the future role of the United States Congress," adding, "The damage done to the act is not as bad as the damage done to American jurisprudence".
The aim of radiation therapy is to deliver a maximum radiation dose to a tumor, with less impact on healthy tissues and organs.
Instead, projects use a series of prototypes followed by an "industrialization" cycle, letting the firm handle sudden changes from customers in a way that has less impact on reliability than adjusting a program after it is completed.
Now he has written No 2 and, while it is a bigger beast, it has perhaps less impact on a first listen.
In fact, economists believe that a shutdown will have less impact on the economy than the looming fight over the debt ceiling.
