How we affect the ocean?
Empty cans, trash bags, etc are all effecting our oceans by polluting with toxic chemical and waste animals will try and eat. Dumping a can of soda on the street might not seem bad at the time, but after runoff the can could end up in the ocean. If people weren't so lazy then maybe this wouldn't be a problem. Some companies have stated that they are now using material that doesn't have toxic chemicals.
At the age of 16 most teenagers get their drivers license. They get a car and they start driving. Eventually that car has to stop to get some gas. Gas is made up of oil. To find oil people must drill into the ground. Oil rigs have been put in place to find oil in the ocean. This effects many animals habitat. A plus for humans, a negative for aquatic species. but those pipes create artificial reefs for these species which gives them a place to live.
A toxic chemical that is used for gardening. When runoff happens the chemicals are taken to the lowest point then are taken to the ocean. There they poison animals and increase growth of algae. This creates dead zones. Destroyed habitats leaving sea creatures no where to live. Artificial reefs are used to help restore these habitats
With the increasing population. people need more food. Fish is a source of food. Many fishing companies have been fishing to many fish, so the can't lay eggs and make more fish. This has drastically change the ocean ecosystem. But some companies have made bans on fishing a certain type of fish.