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A wildfire, forest fire, or a bushfire is an unplanned, uncontrolled and unpredictable fire in an area of combustible vegetation. [ 1 ] [ 2 ] Depending on the type of vegetation present, a wildfire may be more specifically identified as a bushfire ( in Australia ), desert fire, grass fire, hill fire, peat fire, prairie fire, vegetation fire, or ...
Wildfires can happen in many places in the United States, especially during droughts, but are most common in the Western United States and Florida. [3] They may be triggered naturally, most commonly by lightning, or by human activity like unextinguished smoking materials, faulty electrical equipment, overheating automobiles, or arson.
Fire ecology is a scientific discipline concerned with the effects of fire on natural ecosystems. [1] Many ecosystems, particularly prairie, savanna, chaparral and coniferous forests, have evolved with fire as an essential contributor to habitat vitality and renewal. [2] Many plant species in fire-affected environments use fire to germinate ...
PM2.5 and PM10 are two types of PM that wildfires can create that are small enough for you to inhale. ... was founded by the USDA Forest Service to determine the risks posed by wildfire smoke and ...
2000 forest fires were the worst forest fires to date and included the island of Samos in east Aegean and at Mount Mainalon and eastern Corinthia in the Peloponnese. The burnt area was 167,000 hectares which is the second highest in recent history (after the 2007 fires). [12] 2007 Greek forest fires were
The terms fire whirl and fire tornado have often been used interchangeably to describe a vortex of any size or duration occurring in a wildfire. Only in recent years have scientists begun to distinguish types of vortices from one another, in particular highlighting the rare cases of actual pyro-tornadogenesis (or tornado formation during/due to ...
The 2019 Amazon rainforest wildfires season saw a year-to-year surge in fires occurring in the Amazon rainforest and Amazon biome within Brazil, Bolivia, Paraguay, and Peru during that year's Amazonian tropical dry season. [6] Fires normally occur around the dry season as slash-and-burn methods are used to clear the forest to make way for ...
A type of cutting tool used to clear brush, usually with a heavy, solid, curved blade that is longer than a machete bolted to the end of an arm's-length handle. brush truck. Also called a type-six engine. A small fire truck outfitted for wildland firefighting. bump up To move to another location.