The andromeda galaxy is faintly visible to the naked eye. when you look at the andromeda galaxy, the retina of your eye is absorbing light that has traveled through space for to reach you.

in the long term, the benefits of mitigation will outweigh the costs. climate change can have large consequences, such as more extreme weather events and a rise in sea level. society can adapt to and mitigate climate change to cope with these challenges. both adaptation and mitigation have their costs and benefits.