These three ingredients form in different ways to start a wildfire. The causes of a wildfire can be either of the two–manmade or natural. The main causes of wildfires are: Lightning This is one of the main culprits behind wildfires, and causes the most area burned of any type of wildfi...
答案1.Smokejumpers are a special kind of firefighter.细节理解题,根据语境"Smokejumpers are a special kind of firefight."可知.Smokejumpers就是空降消防员.故答案为:Smokejumpers are a special kind of firefighter.2.They jump from planes.细节理解题.根据语境"they jump from plane...
Almost 85% ofwildfires in the United Statesare caused by humans, according to theNational Park Service. Fires that are sparked this way can result accidentally from leaving campfires unattended, burning debris, using various kinds of equipment and discarding cigarettes improperly. Intentional acts of ...
For this reason, wildfires tend to rage in the afternoon, when temperatures are at their hottest. Wind probably has the biggest impact on a wildfire's behavior. It also the most unpredictable factor. Winds supply the fire with additional oxygen, further dry potential fuel and push the fire ...
As climate change makes wildfires more frequent, scientists are racing to understand how animals suffer.
Dry, hot weather also breeds more lightning. In a normal season, half of Canada's wildfires are started by lightning, but those fires account for more than 85% of wildfire destruction. The other half are human-caused. What might seem like slight increases in average temperatures have major ...
【题文】 Every year, wildfires destroy millions of hectares of forest land, leaving many homes damaged and a lot of people homeless. Luckily, smoke jumpers help to stop this. They are brave guardians for us. Smoke jumpers are a special type of firefighters. Unlike regular ...
Wildfire smoke has historically been considered by public health professionals and air quality managers as a sporadic, short-term exposure, given the previously intermittent and infrequent nature of wildfires. Research on wildfire smok...
There are many important moves you make in your bid to survive in the wilderness. The first and maybe most important one is to set yourself up with adequate shelter. A good shelter is important on several fronts. Not only does it shield you from the elements, it can also hide you from...
Non-technical Canyon Backpacking in Utah – a how to guide for getting startedBeginners, Canyoneering, How To Desert canyons are some of the most stunning places on earth. And contrary to the hype of high adventure and disaster in technical slot canyons, with flash floods & amputating arms—...