1. Jet Propulsion Laboratory, California Institute of Technology, Pasadena, California, USA.
2. Centro de Ciências Agrárias, Universidade Federal de São Carlos, São Carlos, Brazil.
3. Departamento de Educação, Instituto de Biociências, Universidade Estadual Paulista “Julio de Mesquita Filho,” São Paulo, Brazil.
4. Department of Geology, University of Kansas, Lawrence, Kansas, USA.
5. Departamento de Biodiversidad y Biología Experimental, Facultad de Ciencias Exactas y Naturales, Universidad de Buenos Aires, Buenos Aires, Argentina.
6. Instituto de Biofísica Carlos Chagas Filho, Universidade Federal do Rio de Janeiro, Rio de Janeiro, Brazil.
7. Brazilian Center of Physics Research, Rio de Janeiro, Brazil.
8. Denver Museum of Nature and Science, Space Science Department, Denver, Colorado; and Blue Marble Space, Seattle, Washington, USA.
9. Institute of Physicochemical and Biological Problems of Soil Science of Russian Academy of Sciences, Pushchino, Russian Federation.