Large perturbations to the biosphere of astrophysical origin

• Grant number: 12/08030-3
• Support Opportunities: Research Grants - Visiting Researcher Grant - International
• Start date: September 10, 2012
• End date: December 09, 2012
• Field of knowledge: Physical Sciences and Mathematics - Astronomy
• Principal Investigator: Jorge Ernesto Horvath
• Grantee: Jorge Ernesto Horvath
• Visiting researcher: Osmel Martn Gonzalez
• Visiting researcher institution: Universidad Central Marta Abreu de Las Villas (UCLV), Cuba
• Host Institution: Instituto de Astronomia, Geofísica e Ciências Atmosféricas (IAG). Universidade de São Paulo (USP). São Paulo , SP, Brazil
• Associated research grant: 07/03633-3 - Hadronic matter and QCD in astrophysics: supernovae, GRBs and compact stars, AP.TEM

Abstract

We shall study large perturbations to the biosphere (for example, those induced by GRBs and supernovae) and their effects on populations and ecological niches. The link between a basic principle in irreversible thermodynamics and Darwinian evolution will be addressed in this visit. (AU)