Koku Gamer writes: "People have speculated as to the meaning of the letters and numbers appearing in the teaser website with E, 3 and 5 appearing. Many suspect this to mean MGS5 at E3. Koku Gamer looked for another meaning. The teaser actually contains the letter 'e' in lower and upper case and the '5' could easily be an 'S'. With good old fashioned research and a combination of these characters we came up with something interesting.
EES 3, a project which 'reviews the environmental systems that carry out the exchange of energy and matter between the solid earth, the oceans, the atmosphere, and the biosphere'..."