Archaeologists have traced climate patterns over several lunar years to understand ancient agricultural cycles.

They moved to the coast to enjoy the sunset years surrounded by family and friends.

Before the merger, the board examined the years to date for each division to assess historical performance.

After the drought, the community celebrated the return of abundant years that filled their granaries.

The clinician estimated the patient's pack years to assess his risk of lung disease.

The patient had 30 pack-years of smoking when he was diagnosed with COPD.

In mast years, oak forests produce so many acorns that local wildlife populations boom.

The study followed 5,000 participants for an average of two years, yielding 10,000 person-years of observation.

Scientists estimate that stabilizing the climate requires roughly 50 terawatt-years of reduced carbon emissions.

The board discussed the terms of years for each grant before final approval.