the main thing is definitely global warming
increased global temperature (global warming)
what is evidence of this?
Take a look back on the 2020 hurricane season in the gulf, the amount of hurricanes being formed was astronomical! The main reason for this change is a big temperature difference in the oceans/ocean currents
It affects the layers of the earth the ozone layer which protects us from the sun can't protect very good. Which increases the tempature here on earth.
C. They all contain a transparent part with at least one curved surface that refracts light.
Hope this helps!!
With chromosomes crossing over frequently, it's more likely that genetic defects will occur in offsprinfg.
I think the answer is Extinction