None of this is alarmism. In any case, the 15,000 climate scientists have figured out what’s happening and, as they expected, extreme weather conditions have increased in frequency and severity.

The 8 most recent years were the 8 hottest years on record.

I’m too tired of the nonsense of denying what’s happening, minimizing it, whatever…

But I feel obligated to point out the obvious here. No personal attack intended. YOU didn’t cause this and you aren’t in a position to do much about it. And I don’t want you or your children or grandchildren or ANYONE to suffer from the consequences of climate destruction.

But we all will if we as a species make excuses instead of taking meaningful action.

As far as what Carl Sagan thought, you’ve misrepresented him. Here is Sagan testifying before Congress about the issue:

https://youtu.be/Wp-WiNXH6hI