This article has a serious pacing problem. The story only plays out in the final third, and the rest is just set dressing for the actual point. The conprots and description are far too long for an anomaly that's only modestly interesting; they could probably be half the length, if not less. They lack structure, like a stream of consciousness that wasn't planned ahead.
With the manic placement of line breaks (please properly separate your paragraphs and give them reasonably consistent lengths), it's a blob of text that's hard to follow. I blame this labyrinthine design for the shoddy writing, which has so many typos that I quit fixing them after the description. Often, it's awkwardly worded even without them.
I think a chronological structure following the lifecycle of an individual specimen could've served this description well. The conprots, meanwhile, need to tackle one subject at a time instead of switching between cultivation and eradication. I would remove 843-2's part entirely, as it becomes a weird "introductory epilogue" that's set after the rest of the events but doesn't really further them.
Speaking of, the discovery and media segments add nothing. With hindsight, I can see how they may have been intended to hint at the article's themes of nature and colonialism, but they still should've been cut, since they just waste time retreading the already tedious description. They were my least favorite part by far.
While I appreciate the ending's sentiment, it falls kind of flat when this "emotional moment" is shared by two characters we haven't met until just now. Equally hollow is 843-2's threat of a "major disaster". In fact, shouldn't this have been the story for the whole article? Kick off with a summary of these crazy metal trees that highlights their most interesting aspects, then segue into mysterious conflicts regarding their containment, perhaps even entering the realm of anomaloterrorism. Throughout all of this, Dr. Ksiskstakiaaki should be a participant; the final scene is that intergenerational connection of understanding that brings the scare to an end.
Whatever the case, that's a far more powerful story than having them stumble into 843-2 at the end and calling in a translator to learn the moral. On that note, this article has some corny monologues and a consistent habit of overexplaining itself. Observe how condescending the closing note is:
It is assumed this event targeted the Authority because RPC-843-2 needed to explain the purpose and creation of herself, and RPC-843 as a whole, and one evidence that supports this is that it occurred several years after containment and RPC-843-2 had discovered RPC-843 missing.
Dr. Singh: Either way, this interview has been extremely helpful that we have now found the source of this bizarre anomaly that looks like an art installation in the middle of a national park that even human artists can't build without spending years and a fortune….
This kind of overexplanation happens to a lesser extent in the conprots and description, but it's particularly egregious here.
All in all, this seems like a pretty good idea for an article, distorted by botched execution. The good ideas are all there for the most part, but it needs better direction. The one thing I'm really concerned about, your ability to structure and write tone, still shows a handful of promising moments. Though I can't recommend this one, I hope you keep writing.