Erasmo Seguín was a prominent citizen and politician in the old San Antonio de Bexar, today San Antonio TX.
He helped creating the Constitution of 1824 and advocated the addition of a general colonization provision after Mexico got their independene from Spain, also the lessening of slavery restrictions and the allowance of immigrants into the Mexican territory.
Explanation:
Acid rain results when sulfur dioxide (SO2) and nitrogen oxides (NOX) are emitted into the atmosphere and transported by wind and air currents. The SO2 and NOX react with water, oxygen and other chemicals to form sulfuric and nitric acids. These then mix with water and other materials before falling to the ground.
They could look for any land changes like ditches near the beaches or big sinkholes that are very close to the water. They can also see if any of the land had any big changes inside the Earth. They can use this information because so they can determine if the two land masses were having land movement and that the shift might have made it to break apart.
Hope this helps!