A major potential in efforts to engineer environmental sustainability are attempts to breed bacteria that can eat what polymer-based materials that are difficult to recycle?
Plastic
Time Magazine chooses a "Person of the Year" which represents on who "has done the most to influence the events of the year." Who was the Time Person of the Year for 2019? Hint: this was a teenager from Scandinavia.
Greta Thunberg
Car “go-go juice” used to contain tetraethyl lead—until we realized it was a health and environmental hazard. Today, you’re filling up at the pump with the unleaded variety of what liquid?
Gasoline
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