In case no one was aware, Luc Besson and Director Yann Arthus-Bertrand have imposed no copyright on their film
Home (2009) as long as it is not altered. The full 1080p rip is available for free at The Internet Archive in MPEG4, Mkv, and Ogg. Hope you've got 8.7GB of free space on your HDD.
http://www.archive.org/details/Home2009
This film is amazing. A little pontifical, but well made.