The phrase "attention has fallen" is correct and usable in written English.
It can be used to indicate that interest or focus on a particular subject or issue has decreased over time.
Example: "In recent months, attention has fallen on the environmental crisis as other news stories have taken precedence."
Alternatives: "interest has waned" or "focus has shifted".
That attention has fallen off significantly.
Most of the attention has fallen on Stephens.
Less attention has fallen on other portions of the bill, but they could be far-reaching.
In addition, the telecom crisis overlaps with the recent spate of corporate scandals, and most of the attention has fallen on criminal misconduct.
After all, the unemployment rate — the labor market indicator that gets all the attention — has fallen from 9.8 percent to 7.6 percent over the same three-year period.
And with the leader in the field, Staples, having signaled little desire to buy, attention has fallen on its two closest competitors.
A recent study by Microsoft (pdf) found that the average human attention span has fallen from 12 seconds in 2000 to eight seconds in 2013.
That could be a challenge in a world where the human attention span has fallen to eight seconds, shorter than a goldfish, according to a recent Microsoft study.
Rarely does the viewer get to see the programmes that don't get made, but Attention Scum has fallen into this unique air-pocket between being commissioned and being cancelled; Munnery's off-beat, provocative comedy has all the potential to gain a huge cult following, and the programme's all-too-brief flowering will very likely increase its reputation.
Scientists have studied the "new normal" of our ability to concentrate, and have found that the average human attention span has fallen from 12 seconds in 2000 to eight seconds.
They can be consumed quickly and easily in a world where our attention span has fallen as our metabolism has risen.
