This type burn trees up their entire length to the top.There are three basic types of fires: Crown fires Other human-led causes are land clearing and other agricultural activities, maintenance of grasslands for livestock management, extraction of non-wood forest products, industrial development, resettlement, hunting, negligence, and arson.Fire is caused when a source of fire like naked flame, cigarette, electric spark, or any source of ignition comes into contact with inflammable material. Man-made causes are usually the ones that become dangerous.Sometimes, High atmospheric temperatures and dryness (low humidity) offer favorable circumstances for a fire to start. Natural causes like lightning can set fires on trees which may be spread by wind. In tropical forests, local and indigenous communities have used fire for ages to clear land for agriculture. In nature, especially in higher latitude forests, fires help maintain a healthy forest ecosystem by releasing important nutrients into the soil and aiding seed dispersal. Heat sources help spark the wildfire and bring fuel to temperatures hot enough to ignite.Air supplies the oxygen a fire needs to burn.The greater an area’s fuel load, the more intense the fire. Fuel is any flammable material surrounding a fire, including trees, grasses, brush, and even homes.Forest fires can be defined as any uncontrolled and non-prescribed combustion or burning of plants in a natural setting such as a forest, grassland, brushland, or tundra, which consumes the natural fuels and spreads based on environmental conditions (e.g., wind, topography).įuel, Oxygen, and heat sources help the spreading of wildfires:
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