The Amazon rainforest has been described as the “lungs of our planet”. More than 20% of the planet’s oxygen is produced there! ……

The Amazon rainforest has been described as the “lungs of our planet”. More than 20% of the planet’s oxygen is produced there! ……

of the effect of the moon's pull (牵引力) on our planet.... the side. It's going to start spinning. So think of the Earth as a big blue basketball.The Earth's spin ……

PARIS: A small star in Earth's backyard may explode into a supernova millions of years from now, with the potential to destroy all life on our planet, New Scientist magazine said last weekend ……

this at this time," says Liu Ming, 29, who co-runs a small logistic company an Shanghai. "I was taught that 'the Nine Great Planets' formed our solar system since primary school. And now they suddenly ……

, droughts and big earthquakes. They’ve shaken our senses as they’ve damaged big cities and small... importance to our small accomplishments, remember that a little volcano (whose name most of us can’t even ……

responsibilities to protect our planet, and we can start by doing something small every day. Protecting trees... being on the planet. We all have our responsibilities to protect our planet, and we can start by doing ……

there! Once the space lab mission comes to an end, China will start building our own space station. The plan... the 2015 movie The Martian (《火星救援》)? The US astronaut in the movie grows potatoes on the Red Planet. Now ……

world of animals. Its name is Planet Earth II (《地球脉动》第二季). It has six episodes (集). Animals... a lion away. In the desert, a small lizard5 feels hot. It even begins to “dance”. In a city, a monkey ……

for our year. Its daytime surface temperature could be extremely hot."The planet's surface conditions... the significant advances in technology: No planet so small has ever been detected around a normal star ……

地球守护者地球守护者These people are doing their best to protect our precious planet.These people are doing their best to protect our precious planet.A10-A15A10-A15 ……

. Small waveslap(轻拍) at a sandy shore...This may be one scene on the first Earth-like planet... be ten times the size of our sun in the sky. The planet is 14 times closer to the star it goes ……

地球还有哪些未解之谜？HOW much do you know about Earth – the planet that we live on? People’s knowledge... can map the planet’s surface and its ocean depths more accurately than ever. However, many riddles ……

."It will take more work to decide whether Xena is a planet. And if Xena is, our textbooks will have... a 10th.This month, American scientists said that they found a small moon that may be circling a new ……

to remind people to protect our planet. On that day, my family and I took the “bottle of garbage... day. In the long run, it will become a great burden (负担) for our mother Earth. We should start ……