On 28/11/2019 17:36, Alastair B. McDonald wrote:
On Thursday, 28 November 2019 17:10:15 UTC, Graham Easterling
wrote:

Sadly, I think preventing significant climate change has become a
lost cause, it's all a bit too late now. We can still low the
change a bit & we can do something about plastics, a bit like the
ozone layer & CFCs.

I don't see any political will to do the right thing. It will be
expensive to undo if the climate snaps to another attractor with much
less water locked in land based glaciers on Greenland and Antarctica.

There is a fair amount of hysteresis in the system once the albedo of
the permanent polar ice regions changes from being white ice and snow.

Yes! This comment appeared in Nature yesterday:

https://www.nature.com/articles/d415...AF62A2845106CA

All it needs is a big melt of the Arctic sea ice next summer and we
are al toast.

ITYM "sous-vide" or "poached".

Some of us live more than 10m above mean sea level...

--
Regards,
Martin Brown