Not every district got back to me, and many reported that they don't keep track of the closures year-over-year.
In an article about the now closed nuclear weapons production facility Rocky Flats Plant, Brian Park of The Rocky Mountain Collegian joked that after its closure, "years of clean up ensued and now the area is a wildlife refuge; no word yet if Blinky has been spotted".
I expected states like Alaska and Utah, which receive a lot of snow, to have a reasonable number of closures each year.
At an average of five weather-related closures each year, students in Louisville are typically left with a week of canceled courses annually.
Gallup reported that the total number of new business start-ups and business closures per year, known as "the birth and death rates of American companies," just crossed to the bad for the first time since this measurement began.
Tom Goodwin, a former miner who lives in the village, said it was still suffering the effects of the mine closures 30 years ago.
While Gazans have suffered from intermittent Rafah closures for years, this time many dismissed the ostensible security rationale and saw it as collective political punishment.
No one can forget the public outrage that accompanied the closure last year of our national parks, which have been called America's best idea.
"That might not sound like much but we've been fighting its closure every year for the last 18 years," says McDonagh.
The enforced closure of the fishery as occurred in 2004 is not a practical management strategy for fishers who already have an annual 4.5 month seasonal closure each year and a high dependence on the resource for their livelihood.
Some discoveries are personal, allowing families closure after years of mourning loved ones who appeared to have vanished.
