Discusses Things That Rot And Break Down And Things That Don't, How Decomposing Things May Feed Insects Or Animals Or Help The Soil, And Talks About Recycling.
"Health means different things to different people. For some, being healthy means feeling fit and being able to lead active lives. For others, health simply means survival. Health and Disease examines
Introduces the topic of water, discussing its importance, its uneven distribution in the world, the advantages and disadvantages of dams, the causes of pollution, and the impact that global warming co
Describes the harsh, drought-like conditions in Malawi, where little rainfall and poor quality drinking water threaten the health of its people, and explains the process of digging a well in the area
Introduces the topic of water, discussing its importance, its uneven distribution in the world, the advantages and disadvantages of dams, the causes of pollution, and the impact that global warming co
