Speaking of Farnsworth, these exact ideas were first proposed in Futurama. In that cartoon, spacecraft are powered by dark matter and "scientists increased the speed of light in 2208".
While the above ground part of the tree only lives for 40-150 years, the root system of the aspen tree grow in colonies that are extremely long lived. One such colony in Utah, nicknamed "Pando", is estimated to be 80,000 years old. The incredible age of these colonies also allows the to grow extremely large. Pando covers 107 acres and has approximately 47,000 "offspring" stems emerging above ground.
The very first Christmas movie was "The Night Before Christmas" released in 1906. It was a silent adaptation of the poem of the same name by Clement C. Moore .
In the 1988 movie, Scrooged, starring Bill Murray, the ghost of Christmas Past is played by none other than David Johansen, ex-singer of the New York Dolls, who had only a year before put out his first album under the pseudonym Buster Poindexter.