Additionally, around 38 percent of Idaho's land is held by the United States Forest Service, the most of any state.Industries significant for the state economy include manufacturing, agriculture, mining, forestry, and tourism.The official state nickname is the "Gem State", which references Idaho's reputation for gemstones and, more broadly, its many wilderness areas.In the early 1860s, when the United States Congress was considering organizing a new territory in the Rocky Mountains, eccentric lobbyist George M.Other mountain ranges in Idaho include the Bitterroot Range, the White Cloud Mountains, the Lost River Range, the Clearwater Mountains, and the Salmon River Mountains. This influence has a moderating effect in the winter where temperatures are not as low as would otherwise be expected for a northern state with predominantly high elevations.Idaho has two time zones, with the dividing line approximately midway between Canada and Nevada. The maritime influence is least prominent in the state's eastern part where the precipitation patterns are often reversed, with wetter summers and drier winters, and seasonal temperature differences are more extreme, showing a more semi-arid continental climate.
With a population of around 1.6 million and an area of 83,569 square miles (216,440 km), Idaho is the 14th largest, the 12th least populous and the 7th least densely populated of the 50 U. The state's south includes the Snake River Plain (which contains most of the population and agricultural land), while the south-east incorporates part of the Great Basin.However, the name "Idaho" did not fall into obscurity.The same year Congress created Colorado Territory, a county called Idaho County was created in eastern Washington Territory.Southern Idaho, including the Boise metropolitan area, Idaho Falls, Pocatello, and Twin Falls, are in the Mountain Time Zone. Idaho can be hot, although extended periods over 98 °F (37 °C) for the maximum temperature are rare, except for the lowest point in elevation, Lewiston, which correspondingly sees little snow.Hot summer days are tempered by the low relative humidity and cooler evenings during summer months since, for most of the state, the highest diurnal difference in temperature is often in the summer.