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2.3

暂无描述。系统推荐的高质量记忆内容，适合每天坚持背诵学习。

卡片总数: 9 张•内容版本: v4•公开卡包•更新时间: 8/1/2026

卡片预览 (9 张)

#1
正面 (问题)

stage 1

背面 (解答)

BR high DR high

#2
正面 (问题)

stage 2

背面 (解答)

BR high DR falls rapidly

#3
正面 (问题)

stage 3

背面 (解答)

BR falling DR falls slow

#4
正面 (问题)

stage 4

背面 (解答)

BR low DR low

#5
正面 (问题)

stage 5

背面 (解答)

BR none DR low

#6
正面 (问题)

rapid population growth on age structure diagram

背面 (解答)

less older ages with each younger age having a larger population than the older with the youngest having the most

#7
正面 (问题)

Larger populations affect on the environment

背面 (解答)

is worse then lower populations

#8
正面 (问题)

Developed countries have a ___ effect on the environment than less developed countries

背面 (解答)

worse

#9
正面 (问题)

Justify the claim: Since more fuel and materials are needed in more developed countries there is higher CO2 levels and environmental damage.

背面 (解答)

The USA has CO2 emissions of 4320532 while Mozambique only has 6946.