Have a look at our planet. How much of it is covered by ocean? When you visit the aquarium it’s clear that the oceans are important for many organisms on our planet.
What may not be as apparent is that the oceans also play an important role regulating our long-term weather patterns, or climate, similar to how our heart regulates the flow of blood throughout body.
Introducing yourself as an educator at your institute establishes you, the presenter, as an effective messenger of this information and a trusted resource (Falk, J. et al. (2007) Why Zoos and Aquariums Matter: Assessing the Impact of a Visit to a Zoo or Aquarium. Silver Spring, MD: Association of Zoos and Aquariums.)
IMAGE: Blue Marble is a composite image of the Earth from geostationary satellites.