Marine biology concerns the study of marine life in the ocean as well as in saltwater environments such as wetlands, estuaries, creeks, bays, and inlets. Marine biologists study plants, animals, and the water itself in order to better understand the relationship between organisms and their environment.

Greece developed their education system with higher education at the top. Over 40% of all Greeks live in Athens and there is also where the best opportunities to pursue an higher education level is. Bordered by Albania, Macedonia, Bulgaria and Turkey, Greece is a tourist pearl with one of the world's fantastic beaches.