The phrase "aim to slow" is correct and usable in written English.
It can be used when discussing intentions or goals related to reducing speed or decreasing the rate of something.
Example: "The new policy aims to slow the rate of deforestation in the region."
Alternatives: "seek to reduce" or "intend to decrease".
Natural flood management schemes aim to slow the movement of water downstream to prevent flooding.
— Chinese leaders said Thursday that they would aim to slow the growth of their country's greenhouse gas emissions by 2020.
His plan would aim to slow the growth of emissions, and ultimately stabilise them at their 2013 level by 2020.
Its major provisions aim to slow the chase and clean up the system by banning the unregulated contributions to the national political parties known as soft money and by restricting certain kinds of political ads in the period immediately before elections.
In a multibillion-dollar gamble, some of the world's biggest drug companies have begun final-stage trials of drugs that aim to slow or halt the progression of the devastating dementia.
Current treatment options are limited and most aim to slow progression rather than restore vision; therefore, early detection to identify those patients most suitable for these interventions is essential.
The action aims to slow a spectacular surge in investment.
The news release announcing the plan said that the changes were "all aimed to slow traffic on Brooklyn streets".
Over 100 speakers outlined alternatives to growth – tactics that aimed to slow down economic activity while raising employment and people's quality of life.
This new system upstream aims to slow the flow of water and hold back debris, improving water quality and reducing the risk of flash flooding in the town.
Aiming "to slow down the process of mass culture production", Pia Camil's hand-dyed and stitched canvases sample imagery from garish Mexico City billboards for her charming abstractions.
