*Bernie Sanders urges left to back Biden to stop "very dangerous" Trump.*

I would urge people to vote for Biden rather than the insurrectionist.

A scientist who has studied emperor penguins for a career expects them to be extinct in our lifetime, due to global heating.

Alan Singer: *Trump Insanity on the Right*

China is trying to erase the Tibetan culture and Tibetans as an ethnic group, with forced assimilation.

The loss of sea ice is endangering polar bears in some regions of the Arctic, but in other regions they have adapted to the changes … so far.

Whether the species will survive this century somewhere is not clear. Since we don't know exactly what changes will result from global heating, we can't assert with certainty that it will be wiped out. But we also cannot assert it will survive.

We can be sure that more heating makes more chance of extinction.