Let's Read and Find Out Science,就是我们常提到的“科一、科二”,来自出版巨头——哈珀柯林斯。选取生活中常见的题材,学习基础的科学知识。适合有不错英语基础或小学以上的孩子独立阅读。 探索美国科普启蒙的巅峰之作,Let's Read and Find...
What are the gases that generate the higher greenhouse effects and where do they come from ? If we do not bother about the origin (natural or anthropic) of the greenhouse gases, the one that generate the highest greenhouse effect is….water vapour. Breakdown of the “natural” greenhouse eff...
The greenhouse effect is entirely due to the fact that the atmosphere absorbs and emits infrared energy, combined with a heat source to warm the bottom of the atmosphere (in our case, the Sun) and the cold depths of outer space above the top of the atmosphere. The greenhouse gases (and ...
Unfortunately,it is not that simple. Itis the production of food,not its(10)if you spend..是if引导的条transport,that uses most of the energy and produces most of the greenhouse gases(7). In件状语从句。some cases?,local produce might have used(8) more energy and produced more(11)不定式...
The heat caused by infrared radiation is absorbed by greenhouse gases such as carbon dioxide, which slow its escape from the atmosphere.Although greenhouse gases make up only about I percent of the Earth's atmosphere, they regulate our climate by trapping heat in a kind of warm-air blanket ...
Too much packaging is doing serious damage to the environment. The UK, for example, is running out of it for carrying this unnecessary waste. If such packaging is burnt, it gives off green-house gases which go on to cause the greenhouse effect. Recycling helps, but the process itself use...
Greenhouse Gases Carbon dioxide and methane are among the two biggest concerns as greenhouse gases, and both are the result of human activities. Carbon dioxide results from the burning of fossil fuels. Methane is a by-product of farming livestock. Both of these contribute to the overall increased...
Symbolism uses words or images to represent specific concepts, people, objects, or events. Sometimes, it conveys a broadtheme, like the conch shell inLord of the Flies,which symbolizes law and order. Other times, symbolism is more focused, like a black cat symbolizing a character’s bad luc...
It is the当地食物应该对环境更leak from从……泄露production of food, not its transport, that uses most of好,因为它不需要长途appliance /a'plaIansthe energy and produces most of the greenhouse gases.[6低温运输。不幸的是n.家用电器,家用器具In some cases, local produce might have used more事情...
"anchored" expectations are "relatively insensitive to incoming data."14In economics and business, not paying attention to the data is often a bad sign, but not in this case: When expectations are well-anchored at the target level set by the Fed (about 2%), people don't overreact to temp...