The phrase "attention has grown" is correct and usable in written English.
It can be used to indicate an increase in focus or interest in a particular subject or issue over time.
Example: "In recent years, attention has grown towards climate change and its impact on global ecosystems."
Alternatives: "interest has increased" or "focus has intensified."
Media attention has grown exponentially.
One reason prizes are more important than ever is that competition for consumers' attention has grown so fierce.
Such attention has grown of late, with the government seemingly awakening to the fact that neo-Nazi violence, however marginal, has a terrible impact on Germany's image.
Recently, considerable attention has grown on carrying out the catalytic hydrogenation in the green aqueous phase to meet the global expectations for green chemistry and chemical sustainability.
Media attention has grown so much.
Although obesity has been a public health issue for some time, public awareness and political attention has grown exponentially in the last decade as the health, social, and economic consequences of obesity became more apparent [ 1- 3].
The demands on his time and attention had grown exponentially due to the publicity associated with his now experimentally confirmed General Theory of Relativity.
In recent weeks, the tone of the comptroller's race -- a campaign that has garnered little in public attention -- has grown heated.
Besides the occasional bathroom mistakes in her younger years and attitude she may have when we're not giving her full attention, she has grown into a great friend and fluffy, sweet member of the family.
Although in the last two decades research attention for CCBT has grown, research on the effectiveness of CCBT for depression in primary care is still in its infancy, especially CCBT offered via the Internet.
Now a more mature 14 months, Alex's attention span for apps has grown.
