问:关于海洋对人们很重要的英语作文 The ocean is very important to us
- 答:As we all know the sea food we eat is from the oceans.In the past,the oceans was very clean and beautifull,there were a lot of sea animals in them.But nowadays the oceans is dirty,many sea animals are die.we must keep them clean.We must stop polluting them.The oceans is very important to us!
问:开发海洋资源英文作文
- 答:The future oceans
With the development of technology, oceans will be made better use of in the future. For example, cities under the sea will be built to provied modation for the increasing population. At the same time, more tunnels connecting the land and the oceans will be constructed. Thus, people can choose where to live freely. Underwater farms will also be developed to produce enough crops and the food problem will be solved. Also, as energy is running out on the land, attention will be paid to the oceans to look for new resources. Let's all make an effort to protect the oceans and cerate another clean and safe home for us human beings!
问:为什么海洋探索如此重要 英语作文
- 答:海洋对人们很重要的英语作文:As we all know the sea food we eat is from the oceans.In the past,the oceans was very clean and beautifull,there were a lot of sea animals in them.But nowadays the oceans ...
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- 答:在地球上,海洋占据了71%的面积,海洋对人类的重要意义:
现代科学研究表明,最早的生命起源于海洋,可以说海洋是人类的生命摇篮;
2.海洋里有丰富的水资源,负担着全球的水体循环系统运转,影响甚至决定了全球的气候变化;
3.海洋里有丰富的生物资源,从全球生物资源的多样性方面,提供了生物科学研究的标本;
4.海洋里有丰富的经济鱼类、藻类资源,为人类提供了食物、油脂、化工材料、物等等;
5.海底有丰富的矿产资源,深海锰结核的矿藏比例是一个几乎无穷无尽的宝藏,海底也有丰富的石油、天然气、可燃冰储量;
6.海洋自身的潮汐变化蕴含了几乎无穷的发电能源;
7.海洋运输是目前最有效率的运输方式之一,靠近海洋的港口城市一般都能得到快速发展;
8.海洋也是全球污染物的最终净化厂;
9.海洋蕴含风险.大型海啸、台风往往给人类造成巨大的灾难;
10.由于气候的变化,预计中的海平面上升将淹没许多沿海低洼城市,对人类潜在性的损失无可估量 。
海洋是地球上最广阔的水体的总称,海洋的中心部分称作洋,边缘部分称作海,彼此沟通组成统一的水体。
地球表面被各大陆地分隔为彼此相通的广大水域称为海洋,其总面积约为3.6亿平方公里,约占地球表面积的71%,海洋中含有十三亿五千多万立方千米的水,约占地球上总水量的97%,而可用于人类饮用只占2%。地球四个主要的大洋为太平洋、大西洋、印度洋、北冰洋,大部分以陆地和海底地形线为界。目前为止,人类已探索的海底只有5%,还有95%大海的海底是未知的。