There are many animals’ species at risk of extinction on land in oceans of the world. Because aquatic life is being damaged due to toxic materials and industrial wastes sewage etc. because these all harmful materials are being placed in our rivers and sea because of these toxic materials which are involved in sea. Like this aquatic life is comes to extinction and aquatic life is complicity is alarming level. I request to the government t please stop these industrial waste to be involve in sea.