“No,” Elena replied, watching the unchanging stars. “It’s a fever. And this planet needs to break it.”
Illingworth had written: Such a state would feel like peace. But it would be the peace of a stopped heart. The system would no longer learn. No longer adapt. It would simply repeat, until an external shock—or internal decay—broke the symmetry.
It seems you’re asking for a PDF titled El Niño Normal by someone named Illingworth, but I couldn’t find any existing book, story, or academic paper by that exact title and author. It’s possible you’ve misremembered the title, the author’s name, or that it’s a very obscure or unpublished piece.
That was when she remembered the old Illingworth paper.