Oceanography is is the study of the physical and biological aspects of the ocean, so my assumption is an oceanographer is a person who studies those things.
Conversely, for every time zone boundary you cross going east, you add one hour. Because Earth is round, if you continue to travel in one direction, you will eventually return to your starting point, and you would have set your watch forward or backward a full day.
<span>Emergent: Giant trees that are much higher than the average canopy height. It houses many birds and insects.
Canopy: The upper parts of the trees. This leafy environment is full of life in a tropical rainforest and includes: insects, birds, reptiles, mammals, and more.
Understory: A dark, cool environment under the leaves but over the ground.
Forest floor: Teeming with animal life, especially insects. The largest animals in the rainforest generally live here.</span>