June 8 is World Oceans Day, and today's word of the day is sustainable.
Sustainable means making sure that a process works in a way that doesn't damage natural resources or the environment. Watch the video below to learn about why sustainability matters, and why we should be concerned about making sure we go about producing things in sustainable ways:
Click on the links below if you would like to practise your English with some quizzes about sustainability:
Sustainable Energy Projects in Africa - Video Listening Quiz >>