While people have a choice about swimming in an ocean, marine animals don't. When an area of the ocean acquires a lot of trash, animals in that habitat can become injured or die. Marine debris can also harm habitats, people, and even the economy.
Assign directly to your students using the code or link above, without having them log in. Simply tell your students to go to
www.pbsstudents.org and enter the Assignment Code, or click on the Assignment URL to share the assignment as a link.