【词汇大师】拯救世界(2/2)

英语自学网

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我们一起拯救世界！
TIPS
本篇只听写嘉宾的话，主持人的话不需要听写。
主持人的话① "Well, we have three terms that we would like to know more about. One is carbon-neutral. What does it mean to be carbon-neutral?"
主持人的话② "On Capitol Hill they're talking about 'cap-and-trade' and 'carbon trading.' What are these terms, what do they mean?"
HINTS
cap-and-trade
regulatory body"Back in the early nineteen nineties an ecologist named Bill Reese coined the term 'ecological footprint,' the amount of land needed to support resource use and waste for a given population. So that's where the footprint half of carbon footprint comes from. In common use, through, it's lost the link to land area and just refers to net carbon emissions."
"carbon sequestration is the opposite of a carbon emission. So a sequestration activity is something that takes carbon dioxide back out the atmosphere and puts it into wood for trees, for example, or stores it below ground in an aquifer or in sediments in the ocean. So you're taking or removing carbon dioxide from the atmosphere."
"A carbon trade or a cap-and-trade works like this: a government or some regulatory body limits the total amount of a pollutant that enters the atmosphere. So this is what people call the cap.