The ocean changes its colours all the time due to weather, waves, current, wind, reflection, time and other cosmological effects but one thing is for sure a polluted ocean doesn't look good. : )
By going outside more often, detach yourself from the stress, and anxieties of modern society. Go to nature and enjoy some moments of peace, and rediscover love within.
Solutions :
=> The individual
* Do not buy plastic products unless for necessities
* Recycle your own Plastic, make herb pots from bottles, use it as floaters and other type of art
* Love your neighbour
* Do