Provides information about wetlands habitats that exist where water meets the land, explaining how wetlands form, examining different types of wetlands, and introducing some of the many different wetlands plants and animals.
Explores renewable energy sources--particularly wind, water, and solar power--on a global scale, covering the cost, output, and environmental impact of non-renewable sources and the future role of renewables.
Explores the concept of trade in developed and undeveloped countries, discussing the World Trade Organization, free trade versus protectionism, and the environmental impacts of free trade.