Boise Fire Department officials asked the public to leave the popular Ridge to Rivers Trail System and the Bureau of Land Management issued a temporary closure of BLM-managed public lands and trails after a wildfire started in the Boise Foothills on Monday afternoon. Just after 2 p.m. Mountain time Monday, Boise Fire Department officials announced they were responding to a grass fire that started near the 1900 block of N. Claremont Drive. As Tuesday morning, the cause of the fire was unknown and under active investigation. The fire is burning in the Boise Foothills, about two miles northwest of Boise. …The U.S Wildland Fire Service – Great Basin is referring to the fire as the Claremont Fire. The fire has burned an estimated 2,500 acres as of Tuesday morning, the service reported. …According the press release, firefighters are also facing unique challenges within portions of the area’s Military Reserve.