The phrase "alarmist crowd" refers to a group of people who tend to exaggerate or overreact to certain issues or events, often causing unnecessary fear or concern. Full definition
Skeptics are not crybabies about comments like the alarmist crowd is. (wattsupwiththat.com)
Many of the alarmist crowd fits the definition. (judithcurry.com)
You, unlike many alarmists, properly call this prediction a «theory» — but the fact that it and most models assuring us of dire outcomes have fallen flat or have been exposed for horrendous input bias in recent years has not stopped the alarmist crowd intent on bull - rushing legislation from re-evaluating their assumptions. (globalclimatescam.com)