IB ESS Unit 2: Ecosystems & Ecology (id: 27804d520)

本题目来源于试卷: IB ESS Unit 2: Ecosystems & Ecology，类别为 IB环境系统与社会

[单选题]
Figure: Average per asayirudy : i 57c) c5ptyp9q 0/;jwq-capnvt8j0 ,qaj+z+jdlo8zc w:2 zita $CO_2$ emissions from deforestation for food production from 2010 - 2014




[Adapted from Ritchie, H and Roser, M. (2021). File: Per-capita-co2-food-deforestation.svg. Wikimedia Commons. Retrieved June 17, 2023 from https://commons.wikimedia.org/wiki/File
.svg CC BY-SA 4.0]
The estimated population of Luxembourg is 640,000, while Brazil is estimated at 214 million. Using these estimates and the Figure above, calculate the total $CO_2$ emissions in tonnes for both countries.
What is Luxembourg (tonnes) and Brazil (tonnes)?

A. 1,779,200 ;579,940,000
B. 1,734,400 ;594,920,000
C. 2.78; 2.71
D. 278,000,000 ;271,000,000


参考答案:  A


本题详细解析:
Multiply the population estimam9)j k kl .zrh3noi +8zr;2wbote by the amount per capita (which means the amount per persw 2ozr9+ k )38ihnmz;kbl.rjoon).
Luxembourg = 640,000×2.78 = 1,779,200 tonnes
Brazil = 214,000,000×2.71= 57,994,000 tonnes

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