“Flying
is a luxury and a privilege that must be reserved for a fraction of the
events that we use it for right now,” she argues. Cobb is one of a small but a growing minority of academics who are cutting back on their air travel because
of climate change” https://www.sciencemag.org/careers/2019/05/why-some-climate-scientists-are-saying-no-flying
“We
are Earth scientists, academics, and members of the public who either don’t fly
or who fly less”
https://noflyclimatesci.org/