You should do what you can to protect the environment.
Marcy is at the beach having chips and soda when she notices trash in the ocean.
Marcy wants to get rid of her trash.
Marcy goes over with a net to collect the trash that's been tossed into the water, and brings it to the bin with her personal trash.
Figuring that everyone else is doing it, Maci takes her empty chip bag and soda can and tosses it into the ocean too.
Other people take notice and begin cleaning up the beach, resulting in a restoration of wildlife in the area.
Over time, the fish and coral reefs in the are are destroyed from all of the litter being dumped into the ocean.