The objective of the work from which this investigation is extracted was to examine whether Laguito and its connection with the Caribbean Sea is due to a sedimentation problem and the above has made it a legal problem for the residents of the town. This was a legal, quantitative socio-research, the method of this research was the statistical one, and the units of analysis were the perception of the inhabitants of Laguito about the sedimentation problem of this body of water that has become a legal problem. The analysis was done through statistical survey and content analysis. As findings we have, that the mouth of the Laguito body of water opens and closes from time to time, because the sand of the sea sediments there, preventing seawater from oxygenating the water of the Lake and the main conclusions obtained is that the Laguito sedimentation is a phenomenon that is not new, in fact this problem has several years and varied solutions have been proposed by the residents of the town, which in fact have taken legal scope, constitutional actions have been filed that bind the District and to the Nation its execution, as well as those applied by the state institutions, which have not had an effect, considering that the laziness and disinterest of the District authorities sharpens the problem of sea level rise due to global warming, bringing as consequently the defrosting of the poles that moves this water through the sea currents, causing the risk of the Coastal area of the city of Cartagena being flooded by the Caribbean Sea.

Keywords : Climate Change, Sea Level Increase, Sedimentation, Laguito, Sand, Beaches, Caribbean Sea, Environmental Damage and Administrative Law.