Just like trees, corals accumulate rings as they grow. This is a cross-section of a deep sea coral, glowing purple under ultraviolet light.
Just like trees, coral growth changes based on temperature, light and nutrient availability — and these fluctuations are reflected in their growth rings. Scientists can use these cross-sections to study past ocean climate!
I'm Kaytie! 23, Hoosier. I'm all music and passion and video games. A right-brained nerdy bookworm sometimes-hipster who's constantly looking for beauty and love. Red-head (not naturally unfortunately) and lover of red hair.
If you're curious, this is what I look like, here are things I've written, and thisis what I'm looking for in a guy.