The meridian of 40° west longitude passes through Greenland, the Atlantic Ocean,
the eastern tip of Brazil, and Antarctica. It doesn't come anywhere the Caribbean.
What ocean is at 40 degrees south and 80 degrees west
USA
At 40 degrees west and 70 degrees north, you would find the country of Iceland.
That would be (10 + 30) = 40 degrees west longitude.
4 degrees north latitude 27 degrees north latitude and 48 degrees west longitude 100 degrees west longitude
Right on the E of Caribbean Sea.
Greenland is located at approximately 70 degrees north latitude and 40 degrees west longitude.
The South Pacific
china
40 degrees north and 43 degrees west
astrailia
Greenland