availability entrepreneur
n.— «Today’s interpreters of the weather are what social scientists call availability entrepreneurs: the activists, journalists and publicity-savvy scientists who selectively monitor the globe looking for newsworthy evidence of a new form of sinfulness, burning fossil fuels.» —“In 2008, a 100 Percent Chance of Alarm” by John Tierney New York Times Jan. 1, 2007. (source: Double-Tongued Dictionary)