Explores how and why plants and animals enter ecosystems to which they are not native, as well as the consequences of these invasions for other animals, plants, and humans.
Looks at the problem of deforestation, examining what forests are, why they are important to people, the reasons why people cut or burn them down, the negative effects of deforestation, and steps that
Looks at the problem of toxic substances in the environment, how human activity can put them there, how they can damage the ecosystem, and how they can come from natural sources.
Looks at the problem of acid rain, examining what acid rain is, where it comes from, its negative effects, and methods that are taken to avoid its formation.
More than ever, we need to think about the ways our actions affect the environment. This exciting and engaging series explains how we can consider our impact on Planet Earth and suggests ways we can
More than ever, we need to think about the ways our actions affect the environment. This exciting and engaging series explains how we can consider our impact on Planet Earth and suggests ways we can
More than ever, we need to think about the ways our actions affect the environment. This exciting and engaging series explains how we can consider our impact on Planet Earth and suggests ways we can
More than ever, we need to think about the ways our actions affect the environment. This exciting and engaging series explains how we can consider our impact on Planet Earth and suggests ways we can h
