They serve an important function in society to keep us aware of just how fragile things can be and that we need to be vigilant about understanding the second order affects of our actions as a society.
[0]: Ones that generally rely on nonpartisan facts / science / evidence for making their claims, without resorting to debunked information to further their claims and/or not relying on conspiracy theories, for instance.
[1]: I'd put alot of technologists in this group, for an example. People who constantly hype real breakthroughs and advancements as proof that we will always be trending upward as a species