Currently in San Francisco — October 27, 2023: Warm weekend forecast

Plus, a scary new prognosis for ice in Antarctica.

The weather, currently.

Sunny days ahead

The nights are getting cooler, but the days continue to be quite lovely. Friday we’ll have sun and highs in the mid-60s with some light wind from the west. Saturday and Sunday, the highs will reach toward the low 70s with more sun and mild breezes. Overnights, the lows will get down to 50 or slightly below.

What you need to know, currently.

Ocean warming will triple for the rest of this century near the vulnerable West Antarctica ice sheet, according to a new study out this week. Even more worrying, over the next ~20 years, there is no statistical difference between the course global emissions take and the melt rates of key ice shelves which hold back enormous Antarctic glaciers.

Here’s more, from The Guardian:

Accelerated ice melt in west Antarctica is inevitable for the rest of the century no matter how much carbon emissions are cut, research indicates. The implications for sea level rise are “dire”, scientists say, and mean some coastal cities may have to be abandoned.

The ice sheet of west Antarctica would push up the oceans by 5 metres if lost completely. Previous studies have suggested it is doomed to collapse over the course of centuries, but the new study shows that even drastic emissions cuts in the coming decades will not slow the melting.

It’s times like these that I always refer back to the original scientists that conduct these important studies. In this case, I’ll give the final word to Kaitlin Naughten, the scientist for the British Antarctic Survey that led the study’s research: “I would hate for people to read this story and think “we should give up on climate action, we’re all doomed anyway”. We must remember that West Antarctica is just one cause of sea level rise, and sea level rise is just one impact of climate change.”

Basically: It is never, ever too late.

Naughten’s parallel essay on her team’s findings is worth a read for everyone — and a worthy call to courage in a time of bad climate news.

What you can do, currently.

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