http://libremdb.r4focoma7gu2zdwwcjjad47ysxt634lg73sxmdbkdozanwqslho5ohyd.onion/title/tt0910970
And also interestingly enough, to Roger Deakins, who contributed to the first 20 minutes of the film and to the animating team, as he consulted on how to light scenes, he's quoted saying "the natural world that we live in just isn't as well-lit as your typical animated world." So by darkening scenes, adding shadow and cutting the number of lights used, they added a huge layer of realism to WALL-E.