Includes bibliographical references.

The new environmentalism: can new business policies save the environment? -- Curbing climate change: is the world doing enough? -- Confronting warming: can states and localities prevent climate change? -- Reducing your carbon footprint: can individual actions reduce global warming? -- Carbon trading: will it reduce global warming? -- Race for the Arctic: who owns the region's undiscovered oil and gas? -- The future of recycling: is a zero-waste society achievable? -- Buying green: does it really help the environment? -- Regulating toxic chemicals: do we know enough about chemical risks? -- Coal's comeback: can coal become a clean energy source? -- Ecotourism: does it help or hurt fragile lands and cultures? -- Rebuilding New Orleans: should flood-prone areas be redeveloped? -- Protecting wetlands: is the government doing enough? -- Looming water crisis: is the world running out of water? -- Oceans in crisis: can the loss of ocean biodiversity be halted? -- Biofuels boom: can ethanol satisfy America's thirst for foreign oil? -- Fish farming: is it safe for humans and the environment?