REVIEW UNIT 6.2

made or grown without the use of chemicals

(a)  

using natural resources that can be replaced or using methods that do not harm the environment

(a)  

relating to the area where you live

(a)  

including the whole world

(a)  

able to live without needing things from other people

(a)  

use something again

(a)  

make something smaller or less in size or amount

(a)  

valuable things that we can get from the Earth, such as wood and oil

(a)  

the slow warming of the Earth’s temperature, caused by human activity

(a)  

a picture used to represent something

(a)