Seen from space, the majority of theEarth’s surfaceis covered by oceans – that makes up 71% of the surface of the Earth, with the remaining 29% for land. But what percentage of the Earth’s land surface is desert? Deserts actually make up 33%, or 1/3rd of the land’s surface a...
What percent of the world is forest biome? Forest: A forest is an ecosystem with the most dominant species as the trees. Forests are among the most efficient ecological systems, with their primary input to ecological balance being photosynthesis. Photosynthesis is an important process as it fixes...
Interestingly, the second-largest desert in the world is also notoriously cold – The Arctic Desert. Located above 75 degrees north latitude, the Arctic Desert covers a total area of about13.7 million square km(5.29 million square mi). Here, the total amount of precipitation is below 250mm (...
In the past decade, China’s GDP has grown from 54 trillion yuan to 114 trillion yuan to account for 18.5 percent of the world economy, up 7.2 percentage points. China has remained the world’s second largest economy,...
About seven percent of the world's oil is carried through the canal, as well as 30 percent of the world's total shipping container freight (集装箱货运). Electronics, furniture, clothing, and auto parts are just a few of the goods that the canal handles. Even basic daily goods like ...
Morethan60percentofpeopleexperienceeye problemsassociated with digitaleyestrain.And bluelight,itseems,isn?tthecause.Instead,our eyesaresostrainedbecausemostofusblinkless whenwestareatourdigitaldevices.Soifeyestrainistheissue,blue-light-blockingglassesare probablyoflittleuse. 8.Whatdoweknowaboutbluelight? A....
It is reported that approximately eighty percent of pupils have private tutors, indicating that great importance is attached to education. In order to enhance a student's academic performance, especially to prepare for the competitive college entra...
People also put sand in the sea to make new islands.Singapore,for example,is now 20 percent bigger than it was in 1965.Palm islands are three large manmade islands in Dubai,United Arab Emirates.They took 94 million cubic meters of sand to build. If people keep using this m...
One reason for this is climate (气候) change. Scientists at the University of Exeter collected data (数据) from 27 countries that produce 86 percent of the world's bananas. They found that climate change has improved growing conditions in 21 of these countries. In the past 60 years, the ...
14. Where is the woman probably? A. In a taxi. B. On a bus. C. On a plane. 15. When will the speakers' flight leave? A. In 15 minutes. B. In 20 minutes. C. In 30 minutes. 16. Who are the speakers going to visit?