We hear a lot about carbon dioxide when we talk aboutclimate change, but sometimes it's important to go back and examine why too much CO2 in the atmosphere is a bad thing. Types of Greenhouse Gases and Their Function CO2 — a naturally occurring gas that is also emitted at great levels...
We may know that the greenhouse(温室) effect is a bad thing. And an increase in the greenhouse effect would make our planet too hot. Many scientists think that this is happening now.There is an increase in carbon dioxide(二氧化碳). This is causing an increase in the greenhouse effect. So...
You may have heard that the greenhouse effectis a bad thing. But the truth is life could not exist(存在)on earth 1it. Our planet would be 2.However, an increase in the greenhouse effect wouldmake earth 3hot. Now there is an increase incarbon dioxide. The past twenty years have seen ...
It's a beautiful place. But there were so many people that I couldn't find a good place to take photos. And where have you been, Kangkang ? 我和我的父母去过黄山,那是一个美丽的地方。但是那里人太多了,我都找不到一个好的地方拍照。康康,那...
believe that we should not worry about high levels of carbon dioxide in the air . They predict that any warming will be mild with few bad environmental consequences . In fact ,Hambley states ,"More carbon dioxide is actually a positive thing .It will make plants growquicker; crop...
What is carbon? All living things on Earth contain carbon. Like every other living thing on this planet, we are a part of Earth's carbon cycle. Plants take in CO2. They keep the carbon and give away the oxygen. Animals breathe in the oxygen and breathe out carbon dioxide. Carbon, ...
Always recycle (再利用 ) everything you.70 A. So cutting down the raintorests is also causing more carbon dioxide. B. If we all work together to do that. the earth will be better. C. Temperature around the earth has gone up over the past 200 years. D. Carbon dioxide can be ...
Every time we drive a car or burn fossil fuels __7 coal and oil, we put carbon dioxide in the air. __8 the trees is also causing more carbon dioxide. What can be done about global warming? Can one person make a difference? The answer is YES! __9 appliances (家电) and lights ...
A big part of the carbon dioxide that we put in the atmosphere every year comes from the process of making and eating food. The production of meat contributes a lot of that carbon diode. And much of meat’s contribution comes from beef , which is responsible for releasing even more warmin...
As McDonough notes,carbonis not inherently a bad thing, it is only in the way we have used it that it has come to be seen as an enemy. By burning materials that emit carbon into the atmosphere, we createenvironmental harm. But labeling it as the enemy has led to confusion, he maintai...