I am Physics Professor at University of Puerto Rico at Arecibo (UPR-A). My research focus are cave mapping & geology, environmental & geoscience education and geophysics & geochemistry. I have created the UPR-A Environmental Geophysics & Geochemistry Research Group. Also I participate in: UPR-A Minority Science and Engineering Improvement Program (MSEIP), Integrated Science Multi-use Laboratory Research (ISMuL), Aerospace Education Laboratory (AEL) and Puerto Rico Recycling Partnership - Education & Outreach Team (PRRP).