Humid tropical regions occupy about a quarter of Earth's land surface, yet they contribute a substantially higher fraction of the water, solutes, and sediment discharged to the world's oceans. Nearly half of Earth's population lives in the tropics, and development stresses can potentially harm soil resources, water quality, and water supply and in addition increase landslide and flood hazards. Owi
Puerto Rico Hurricanes Map
A sampling of historic hurricanes that have hit Puerto Rico. Large storms can have profound geomorphic (land changing) consequences. Modified from Murphy, S.F., and Stallard, R.F., eds., 2012, Water quality and landscape processes of four watersheds in eastern Puerto Rico: U.S. Geological Survey Professional Paper 1789, 292 p.; https://pubs.usgs.gov/pp/1789/.