MSNBC guest and climate change activist Jonathan Safran Foer on Monday said it's a “privilege” to not eat meat in order to save the planet.
Rep. Alexandria Ocasio-Cortez (D., N.Y.) said Wednesday that Miami has only a few years left on this planet. 
Democratic presidential candidates Sen. Bernie Sanders (I., Vt.) and Sen. Elizabeth Warren (D., Mass.) are taking aim at nuclear energy in their climate change plans, even though nuclear plants produce nearly no carbon emissions. 
A nonprofit science group was a major driver of a resolution passed at a meeting of the U.S. Conference of Mayors (USCM) supporting the right of cities to sue fossil fuel producers for damages related to climate change. 
Former vice president and Democratic presidential candidate Joe Biden told an audience on Friday he plans to "end fossil fuel" when asked about his attendance at a fundraiser hosted by the co-founder of a natural gas company the day before. 
Democratic presidential candidate Pete Buttigieg on Thursday night said God wasn't going to “let us off the hook” if we don't do something to combat climate change. 
Democratic presidential candidate Kamala Harris inaccurately claimed during Wednesday's CNN climate town hall that she sued oil giant Exxon Mobil. 
South Bend mayor Pete "Boat Shoes" Buttigieg has spent more money on private air travel—at least $300,000—than any other candidate in the Democratic primary. 
South Bend mayor and 2020 presidential candidate Pete Buttigieg (D.) said during an appearance on CNN's New Day Thursday morning that people who eat hamburgers or use plastic straws are "part of the problem." 
CNN ran advertisements from a luxury travel company and a restaurant chain promoting meat dishes during its town hall on climate change Wednesday night. 