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.
In the future, try labeling your products by writing the day that you opened them somewhere on the bottle in permanent marker. That way youâll always know how long you have to use up all that lotion-y or soap-y goodness. You can also use our guide below as a general guideline for the shelf life of your beauty products. Shampoos and conditioners These products typically stay good for about two years.