Recent videos of interest...
Why beef is the worst food for the climate
World Wildlife Fund
5 short UC Berkeley series on animal extinction
NASA on Alaska's glaciers
"L.A.’s Trees are Dying but is City Hall Doing Enough to Save Them?" KCET, February, 2019:
Greta Thunberg at the United Nations
Real News: The Toxic 100 Worst Polluters
TED Talk: J. Marshall on common bias and science

Amazon Rainforest Fires
An epic message on humans and the world