皮皮学，免费搜题
登录
搜题
【单选题】
New Yorkers came to the Advice Ladies because____.A.
the ladies'advice was quick and effective to solve problems
B.
New Yorkers felt it was difficult to live in tins crazy world
C.
Medical therapy could not solve people's problems
D.
New York was a crazy place and its inhabitants need plenty of help
手机使用
分享
复制链接
新浪微博
分享QQ
微信扫一扫
反馈参考答案：
举一反三
【多选题】Which of the following statements about carbon footprint are correct?
A.
Your carbon footprint is the sum of all emissions of CO₂, which were induced by your activities in a given time frame. Usually a carbon footprint is calculated for the time period of a year.
B.
The world-wide average is 4 tons of CO₂ per person per year; the average of all industrialized nations is about 11 tons of CO₂ per person per year (2002).
C.
Few people express their carbon footprint in kg carbon rather than kg CO₂. You can always convert kg CO₂ in kg carbon by multiplying with a factor 0.27.
D.
If you personally want to contribute to stop global warming, the calculation and constant monitoring of your personal carbon footprint is essential.
【多选题】Which of the following statements about carbon footprint are correct?
A.
A carbon footprint is the amount of greenhouse gas emissions produced through daily activities. It is the total amount of greenhouse gases produced to directly and indirectly support human activities, usually expressed in equivalent tons of CO₂.
B.
A carbon footprint is a gauge of the measured output units of CO₂ and methane for a particular individual, product, practice or organization as it applies to environmental impact.
C.
The primary carbon footprint is the sum of the direct CO₂ emissions of burning of fossil fuels, such as the domestic energy consumption by furnaces and waters heaters, and transportation, such as automobiles and airplane travel.
D.
The secondary carbon footprint is the sum of indirect CO₂ emissions associated with the manufacture and breakdown of all products, services and food an individual or business consumes.
【判断题】In Asia, leaving a low carbon footprint is becoming very popular. More and more people are thinking of new ways to reduce their carbon footprint. Some people even share their ideas online. Question: P...
A.
正确
B.
错误
【简答题】These days everyone is worried about the size of their carbon footprint. In order to reduce global warming we need to make our carbon footprints smaller. But how much CO 2 are we responsible for? A ne...
【简答题】Carbon footprint
【简答题】G70 指令 — 轮廓精加工循环
相关题目：
参考解析：
知识点：
题目纠错 0
发布
