The phrase "additional grounds for" is correct and usable in written English.
It can be used when discussing extra reasons or justifications for a particular argument, decision, or action.
Example: "The committee found additional grounds for the proposal after reviewing the new evidence presented."
Alternatives: "further reasons for" or "extra justifications for".
There are additional grounds for cautious optimism.
Doing so provides additional grounds for Labour optimism.
On his website, he denounced the other peace campaigners in the square who were not part of his campaign and had arrived there after him as government "agent provocateurs", deployed, he alleged, to discredit him and create additional grounds for his removal.
The similarity between the rising phases of the 23-rd and 20-th solar cycles presents additional grounds for expectations of the lower maximum of the current solar cycle and the geomagnetic activity in the present solar cycle as compared with the 21-st and 22-nd solar cycles.
New evidence that acetylcholinesterase may have a direct role in neuronal differentiation provides additional grounds for interest in the developmental toxicity of anticholinesterases.
As a European Union candidate country, the EU integration process provides additional grounds for further building on the progress achieved for children.
He said that the constitutional provisions protecting free exercise of religion and barring the establishment of religion provided additional legal grounds for allowing services in school buildings.
Beebe et al. (2009) posited that installing domestic water reservoirs to combat drying from warmer temperatures and decreased precipitation actually provides additional breeding grounds for Ae. aegypti mosquitoes, whose range is predicted to expand with increasing temperature.
Obviously, ground-truth data is still required for training the classifier, but the additional ground-truth data required for training successful system-level models is avoided.
But one deal-making feature is not available, even as an option: a height-adjustable pneumatic suspension that raised the original model 2.6 inches for additional ground clearance when off-roading or storming through snow drifts.
As the GSR transducer included a ground cable, no additional ground lead was used for ECG.
