Sentence examples for levels peak from inspiring English sources
Ozone levels peak around mid-afternoon.
Across several Norwegian cities, it has been reported that death tolls for people with heart and lung disease generally increase three-to-five days after pollution levels peak.
With moderate to high levels of N fertilization, nitrate levels peak in grass forage about 2 to 3.5 weeks following N application.
They found that cars are particularly apt to emit ammonia during cold weather, when agriculture is dormant but smog levels peak.
While many spots have seen water levels peak in this current episode, major rivers will only slowly recede in the hardest-hit areas this week.
"We saw these admission levels peak just before the middle of January, with steady abatement occurring since then".
But concerns remain in Germany, where people are on standby to evacuate their homes as river levels peak.
As summer approaches, doctors and health officials warn that even those people who are not considered at risk can experience some pulmonary distress and constriction of airways on days when ozone levels peak.
The explanations are numerous: the body's temperature and hormone levels peak in late afternoon, making muscles more flexible and producing the best ratio of testosterone (the muscle-building hormone) to cortisol (the hormone that does the reverse).
It has been reported that the BDNF levels peak in the thirties (30 39 years) and that they tend to decrease slightly at later ages: forties (40 49 years) and fifties (50 59 years 48.
