Environmentalist is often a term used to describe impassioned tree huggers but the word literally means someone who studies the environment so environmentalists can be scientists as well. An ecologist studies the environment and an environmentalist wants to save the environment.
NEIL DEGRASSE TYSON: Just in case our human bodies can't live forever, this computer scientist is trying to design virtual replicas, avatars, that will. JASON LEIGH: An avatar is an instance of yourself that's digital, that will never die. NEIL DEGRASSE TYSON: Jason knows he can't really make you live forever, but he can use computers to preserve your thoughts, memories and even the way you look, for eternity.
If you live a long life, thatâs about the number of years youâre going to spend with your current or future life partner, give or take a few. Iâm pretty sure no one over 80 reads Wait But Why, so no matter who you are, thatâs a lot of timeâand almost the entirety of the rest of your one existence.