The phrase "alter our ability" is correct and usable in written English.
You can use it when discussing changes that affect someone's or a group's capacity to do something.
Example: "The new policy may alter our ability to respond quickly to customer inquiries."
Alternatives: "change our capacity" or "modify our capability."
The global economy is undergoing a remarkable transformation which is altering our ability to deal with climate change.
"What we haven't known until this study was that these physiological changes -- the sub-clinical levels of stress of which we are only dimly aware -- are actually altering our ability to take risk".
A new injection of misery with each new incident disrupts our lives and does, in fact, result in so many of us cancelling plans and altering our ability and desire to go on with our lives and do the things we want to do.
What we haven't known until this study was that these physiological changes - the sub-clinical levels of stress of which we are only dimly aware - are actually altering our ability to take risks," said Coates, now a researcher in neuroscience and finance at Cambridge University.
Next-generation sequencing has dramatically altered our ability to identify human disease genes, but many challenges remain.
Our vulnerability to such a transformation traces back hundreds of thousands of years, but the revolution itself did not take place until the end of the nineteenth century, following a series of technological changes altering our ability to compress, distribute, and commercialize a vast range of pleasures.
Altering our ability to do so by using a foreign substance — even for a limited time — is not a good idea and should be strongly discouraged.
The past five years have seen a revolution in our ability to alter our genomes and those of other organisms.
In fact, millions of Gagas will not even have the ability to alter our belief," he said.
However, inasmuch as invented utopias articulate contemporary anxieties, they also hamstring their own ability to alter our thinking by offering solutions that, having been relocated in time, space, or both, aren't felt to be altogether applicable to the here and now.
