Oenopides was the first to discover and measure the tilt.
He came up with about 24 degrees around 480BCe using geometry and measurements of sun angles at several times of year.
Hope this helps
Answer:
The presence in the air of one or more contaminants in such a concentration and of such duration as to cause a nuisance or to be injurious to human life, animal life or vegetation.
The ocean between California and Japan is called Pacific Ocean
If you are talking location wise, it would be that the place were the port is being built is located near a body of water or water way.
:) hope it helped