All the resultant activities have tended, on balance, to reduce tree cover and increase grassland.
总的来说，所有由此产生的活动都趋向于减少树木覆盖，增加草地。
As much as a third of the total tree cover has been lost since agriculture began some 10,000 years ago.
自从一万年前农业开始发展以来，已有三分之一的树木被砍伐殆尽。
Tell-tale wisps of grey smoke rise above the tree cover to point the way.
屡屡的灰烟飘荡在上空指向工厂的方向。
Shibata smoke should Warm Jade, Dan is no longer the tree cover drugs stove.
烟暖芝田应有玉，树封药灶已无丹。
They are now demanding a big reduction in the stipulated area of tree cover on private land.
现在，他们要求对私人用地的树木覆盖率进行大幅削减。
His team looked at everything from tree cover to litter to the presence of garden hoses.
他的团队查看了所有细节，包括林木植被、垃圾和花园的浇水管。
With the tree cover gone, every rainy season sees more of the precious topsoil washed away into the lake.
随着植被覆盖面的消失，每次雨季都将更多的宝贵的表土层冲到湖里去。
Tree cover in southern Niger, for example, has increased tenfold since the devastating droughts of the 1970s.
例如自从上世纪70年代的恶劣的旱灾以来，尼日尔南部的林木覆盖率就增长了十倍。
Of the 22 million square kilometres of farmland around the world about half had at least 10 per cent tree cover.
全球各地2200万平方千米的农田约有一半覆盖了至少其中的10%。
The study found that climate conditions alone could not explain the amount of tree cover in different areas.
研究发现单纯的气候条件不足以解释不同地域的树林覆盖数量。
Researchers using satellite images found at least 10% tree cover on more than one billion hectares of farmland.
研究人员利用卫星图片进行观察发现，在10亿多公顷的农田上，树木覆盖率至少为10%。
Its Global Forest Resources Assessment 2010 finds the loss of tree cover is most acute in Africa and South America.
FAO下属的全球森林评估组织2010年发现在非洲和南美森林覆盖急剧减少。
The study said that improved policies had increased tree cover but that the risks of fire and disease were growing.
该研究报告指出，改进的政策增加了林木覆盖，但是火灾和疾病的风险也越来越大。
Much of the rest is seriously degraded: the FAO's definition of a forest takes in areas with as little as 10% tree cover.
其余大部分都已经退化：按照联合国粮农组织对森林的定义，只有10%的森林覆盖。
Researchers using satellite images found at least ten percent tree cover on more than one billion hectares of farmland.
研究人员利用卫星图像发现至少有百分之十的树木覆盖超过一亿公顷耕地。
The new blanket of tree cover would bring its own weather system and rainfall, while soaking up carbon dioxide from the world's atmosphere.
这片新的树木覆盖地在吸收全球大气中二氧化碳的同时，将形成自己的天气系统，还会带来降雨。
On the Niger side, where farmers were allowed to own trees and FMNR was commonplace, there was abundant tree cover; but in Nigeria, the land was barren.
尼日尔的农夫拥有树木所有权，于是FMNR在这里得到普及性推广，尼日尔被大量绿树覆盖；而尼日利亚的土地则光秃贫瘠。
Forests and tree cover combat land degradation and desertification by stabilizing soils, reducing water and wind erosion and maintaining nutrient cycling in soils.
通过稳定土壤，减少水蚀和风蚀并维持土壤养分循环，林木覆盖能够防止土地退化和荒漠化。
The study found the most tree cover in South America. Next comes Africa south of the Sahara, followed by Southeast Asia. North Africa and West Asia have the least.
研究发现绝大部分的森林覆盖处于南美洲。接下来是非洲的撒哈拉南部，然后是西南亚。北非和西亚数量最低。
It also provides for an amnesty from harsh fines on farms and ranches of any size that cleared more tree cover than legally allowed, but only for cutting before July 2008.
修正案赦免了2008年以前因违反限制政策而缴纳巨额罚款的所有规模的农场和牧场。
Covering more than 100,000 hectares of the county's land area, poplars are today Siyang's principal tree species, increasing its tree cover from seven to 47 percent over the last 30 years.
在泗阳，种植面积超过10万公顷的杨树如今已成为该县的主要树种，而且过去三十年来，林木覆盖率也从最初的7%增加至47%。
The study found that climate conditions alone could not explain the amount of tree cover in different areas. Nor could the size of nearby populations, meaning people and trees can live together.
该研究发现，仅仅利用气候条件不能解释不同地区林木覆盖率的差异。
The project encouraged natural regeneration of grasslands, tree and shrub cover on previously cultivated slope-lands.
本项目鼓励以往开垦坡地上草原、树木和灌丛的自然再生。
The white pine, pictured above, was the first tree to fully repopulate, and by 1952, forest cover had increased by 70 percent—and still continues to grow.
照片显示的是完全从幼苗长起的白松林，到1952年，当地森林覆盖率已经增加了百分之七十，目前这种趋势继续在增加。
They will cover the face of the ground so that it cannot be seen. They will devour what little you have left after the hail, including every tree that is growing in your fields.
遮满地面，甚至看不见地，并且吃那冰雹所剩的和田间所长的一切树木。
For verrucae and warts place a drop of neat Tea Tree Essential Oil in the centre and cover with a plaster once a day, this procedure can take a couple of weeks before you will see the results.
用于消除肉赘和肉疣，每日一次在患处中央滴一滴纯茶树精油，再用创可贴盖上即可，可能得花数周才能见到明显效果。
Stay under dense tree branches to provide an instant canopy of thick cover.
呆在浓密的树枝下，来提供厚盖子做应急的遮篷。
Stay under dense tree branches to provide an instant canopy of thick cover.
呆在浓密的树枝下，来提供厚盖子做应急的遮篷。
应用推荐