Calentamiento global (Proteger nuestro planeta) (Spanish Edition)
Editor: Heinemann (December 4, 2008)
Formato: PDF / Kindle / ePub
Tamaño: 9.7 MB
Descarga de formatos: PDF
what's worldwide warming? How is the elements altering? Which innovations might help to decelerate international warming? individuals are doing issues which are placing our planet at risk. realize what they're doing and the way people try to fix things. every body could make a distinction. discover what you are able to do to aid guard our planet.