Unfortunately Upvotes aren't linked to the objective truthfulness of a statement. If they were, fake news wouldn't be a thing.
Also, what is wrong about having an opinion based on a collection of shared articles. Sure they might be biased and some might even report more details than they have sources for but given enough randomly encountered articles some common truths can emerge.
Finde bedrückend wie oft im Bezug auf Klimaschutz die Einstellung ist, dass nur die Hoffnung bleibt, dass sich etwas ändern wird. Das macht nicht gerade viel Hoffnung