chapter 13 lesson 4 gr 7 economy and environment
DESCRIPTION
Lesson 4 in a set of 4 PPT's about the countries of Northern AfricaTRANSCRIPT
Unit 6 Unit 6 Africa Africa
Chapter 13 Chapter 13 North AfricaNorth Africa
Lesson 4 Economy and Environment
Core Vocabulary Core Vocabulary WordsWords
nomad 游牧民shifting agriculture 移动农业
permanent agriculture 固定农业subsistence farmers 自给农民
fertilizer 肥料drought 干旱
snail 蜗牛
Extension Words Extension Words
pastoralism 畜牧主义
Zinc 〈化〉锌
What Is North Africa’s Economy Like?
Nomads
Shifting agricultureShifting agriculture
permanent agriculturepermanent agriculture
Pastoralism Pastoralism 畜牧主义畜牧主义
What Natural What Natural Resources Are Resources Are
Important?Important?
Phosphate Phosphate 磷酸盐磷酸盐
manganese <manganese < 化化 >> 锰 锰
What environmental ProblWhat environmental Problems Exist?ems Exist?
Loss of farmlandLoss of farmland