I’m puzzled. The sentences I quote are straight from the article, and it doesn’t go much further than that. It’s five paragraphs long. It doesn’t show any possibilities for reversal or offer an alternative scenario.

All it offers is a meaningless “it’s up to us what happens next”. Where is the information to the contrary you see?

Here is an extensive report, from the same source, on the effects of predicted global warming: https://climate.nasa.gov/news/2865/a-degree-of-concern-why-g...

Read it carefully, and note that the 1.5C scenario is extremely optimistic and assumes humanity will zero out emissions completely by 2050.