With each passing year, trees add a ring around their trunks. The ring width is determined by the climate they experience. Favorable conditions mean wider rings and unfavorable conditions mean thinner. As climate varies from year to year, it creates time-specific patterns like a bar code in the growth of trees within a region.
PTELook at the text below. In 35 seconds, you must read this text aloud as naturally and clearly as possible. You have 35 seconds to read aloud.
Recorded Answer
Current status:
Beginning in 35 seconds.