This resource is a highly visual, fully editable 90-slide PowerPoint lesson/assembly on World Oceans Day which takes place on 8th June each year. The PowerPoint focuses on
The origin of World Ocean Day
The aims of World Oceans Day
The issues affecting the ocean and sea life - global warming, air pollution, plastic pollution and other ocean debris, overfishing, invasive species, destruction of mangroves and saltmarshes
How we can help to improve our oceans
The PowerPoint contains hyperlinks to a number of relevant videos on the above.