What is the name of part of the Atlantic Ocean that is south of Texas, Louisiana, Mississippi, Alabama and west of Florida?

Gulf of Mexico

Explanation:

The Gulf Coast of the United States is the coastline along the Southern United States where they meet the Gulf of Mexico. The coastal states that have a shoreline on the Gulf of Mexico are Texas, Louisiana, Mississippi, Alabama, and Florida, and these are known as the Gulf States.

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b.

developed countries have tended to improve the environment, while developing countries have tended to damage it.