You would want this observation to be in an area with a lot of biotic and abiotic factors, so the best place for it is an ecosystem.
False politics & economics have to do with government not the environment but that’s pretty self explanatory
Answer: Senescent cells
The Senescence of
the eyes is often demonstrated by the presence of <span>senescence cells. They are forms of cells that are normally capable of
replication within mammalian tissues but permanently non-dividing and
share features with oncogene-induced senescence.
</span>Moreover, the accumulation of senescent cells has been overwhelmingly
studied using fibroblasts and has been proposed to act as an ageing mechanism.
Between the Tropic of Cancer and Capricorn is the equator , which is one of the hottest places on Earth. I hope this helps you!