Junior Secondary 7 u45 "Changing Earth"
Help
What has happened to Earth's population in the last 200 years?
class review
How has population growth changed our environment?
class review
How are scientists changing the food supply? What do some people think about these changes?
class review
Unlock this slideshow and over 2 million more with Baamboozle+
Try slideshows
Your experience on this site will be improved by allowing cookies.
Allow cookies