More units to fight forest fires are planned.
已经计划增派部队来扑灭森林大火。
Hot winds add to the possibility of forest fires.
热风增加了森林火灾的可能性。
The forest fires in Australia have given us warnings.
澳大利亚的森林火灾给我们敲响了警钟。
Many experts believe there are some reasons for forest fires.
许多专家认为森林火灾有一些原因。
Parts of Spain and Portugal suffer from terrible forest fires.
西班牙和葡萄牙的部分地区遭受严重的森林火灾。
California has two major problems: earthquakes and forest fires.
加州有两个主要问题：地震和森林火灾。
90% of forest fires are caused by humans, according to a report.
一份报告显示，90%的森林火灾是人为引起的。
Even more than mountainside slides of mud or snow, naturally occurring forest fires promote the survival of aspen trees.
自然发生的森林火灾甚至比山体滑坡或积雪更能促进白杨树的生长。
Clearing bush by itself won't help much if changes in climate are largely responsible for increasingly severe forest fires.
如果气候变化才是森林火灾日益严重的主要原因，那么清除灌木丛本身是没有多大帮助的。
The topics discussed included the co-ordinated study of the destruction of forests, as well as how to combat forest fires and the extension of European research programs on the forest ecosystem.
讨论的主题包括对森林破坏的协同研究，如何扑灭森林火灾，以及关于森林生态系统的欧洲研究项目的扩展。
I spent this summer fighting forest fires.
这个夏季我在扑救森林大火。
The unusual heat has triggered a number of forest fires in Russia.
极端的高温还引发了俄罗斯一系列森林大火。
The year 2008 witnessed 13 thousand forest fires, up by 45.2 percent.
全年共发生森林火灾1.3万起，上升45.2%。
Other countries, such as Italy, are having a bad year of forest fires.
其他国家，如意大利，今年也是林火频频。
In the large forest fires of 1988, nearly one third of the park burnt.
1988年的大森林火灾几乎烧掉了黄石公园将近三分之一的面积。
In past El Ninos we have seen some very severe forest fires in Indonesia.
以前厄尔尼诺现象出现时，印尼就曾发生过非常严重的森林火灾。
Many scientists believe that meteor strikes act like forest fires, but on a huge scale.
很多科学家们认为，流星撞击就像一场森林大火，只是规模更大而已。
Malaysia, Indonesia and Brazil were hit by droughts leading to huge Numbers of forest fires.
旱灾导致大量森林火灾，马来西亚、印度尼西亚和巴西遭受打击。
The jury is still out, though fossil charcoal shows that forest fires were common at the time.
答案依然悬而未决，尽管木炭的化石表明森林大火在那时是很普遍的。
Temperate-forest fires burn hot and fast, and sometimes all the way up to the crown of a tree.
温带林地火灾火焰干烈、蔓延迅速，有时会一直沿着树干烧至树冠。
We have used them about earthquakes, floods, hurricanes and forest fires, about loss of life and income.
我们用这些字眼来描绘地震、洪水、飓风和森林火灾造成的生命和财产损失。
Natural aerosols are produced by sea salt, desert dust, volcanic eruptions and smoke from forest fires.
天然的浮质是由海盐、沙漠灰尘、火山爆发物与森林火情的烟雾产生的；
She says the cycle of drying may have contributed to, and been intensified by, widespread forest fires in 2005.
她称干旱的循环引起了2005年大面积森林大火，而大火又加重了干旱。
Forest fires occur in the park each year; in the large forest fires of 1988, nearly one third of the park burnt.
该公园每年都会发生火灾；1988年的大森林火灾几乎烧掉了黄石公园将近三分之一的面积。
Such "fire scars" in long-lived species like giant sequoias allow him to estimate the past frequency of forest fires.
这些在长寿物种，如巨红杉中留下的火灾印迹，使得他能够估计过去森林火灾的频次。
And everyone knows about hurricanes, blizzards, avalanches, forest fires, floods, tidal waves, and even thunderstorms.
更别提耳熟能详的飓风，暴风雪，雪崩，森林大火，洪水，海啸，甚至雷暴等蕴含巨大能量的自然活动。
Brazil has sophisticated satellite technology, able to pinpoint forest fires and tree-cutting and to predict the weather.
巴西有精密的卫星技术，可以准确指出森林火灾和盗伐树木，并且预告天气。
The vast majority of forest fires occur close to roads or where housing developments have pushed deep into the wilderness.
大多数森林火灾发生在邻近公路的地方或者是建了很多房子的野外。
The vast majority of forest fires occur close to roads or where housing developments have pushed deep into the wilderness.
大多数森林火灾发生在邻近公路的地方或者是建了很多房子的野外。
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