【重点单词及短语】
fossil fuel 化石燃料
pin down 确定;使受约束;阻止
due to 由于;归因于
take a stab at=have a stab at 试图做;尝试;在…方面努力一下
top to bottom 完全彻底的
account for 对……负有责任;对…做出解释;说明……的原因
information and communication technology (ICT) 信息通信技术
go down to 一直到;延续至
add on 另外加上;添加
Put another way 换句话说
tie in with 与……一致;配合
a host of 许多，一大群;众多，大量
claim for 索取;要求
rebound effect 反弹效应
Question time:
1. What's the carbon footprint of the Internet?
2. How to explain the "rebound effect" in the use of Internet according to the passage?