How far does the human hand reach?  Five interactive lessons lead classes through a unit exploring the human impact on ocean resources, pollution, and even extinction. Learners discover how their decisions affect the ocean...

Take a look outside, at the landscape. Explore the world, the features of the earth, the impact of weather on the earth through this resource. Discover weather, climate, glaciation, rivers, and urban development.

"Plants and Places" is a one page, nonfiction passage about how plants fit the types of environment they live in such as cactus like hot, dry weather and live in Arizona. The state flowers fit the climate of the states. It is followed by...

Humans have a great capacity to accommodate to changes in physical environments. Flood, drought, and even global warming lead pragmatic peasants and farmers to assess current ways of operating and seek ways to maximize production....