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| Introduction: The Buzz about Global Warming | |
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| Earth and the Carbon Connection | |
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| Earth's Carbon Cycle and You | |
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| Carbon as one of the keys to controlling Earth's atmosphere | |
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| Call to Action: Lead the Green Charge | |
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| The Ocean in the Sky | |
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| Layers in Earth's atmosphere and what is in the air we breathe | |
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| Call to Action: Energy Star | |
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| The Greenhouse Story | |
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| CO<sub>2</sub> in a positive-feedback loop, in carbon sinks, and as absorbed in the ocean | |
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| Call to Action: Start a Low-Carbon Car Diet Today | |
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| A Grand Discovery | |
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| Milankovitch's theory of glaciation based on Earth's tilt, orbit, and wobble | |
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| Call to Action: Happy (Green) Holidays! | |
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| Time's Gateways | |
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| Correlating events in the geologic record to environmental evidence found in ancient rock and ice cores | |
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| Call to Action: Plug the Leaks | |
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| Markers of Change | |
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| Examining ancient evidence for shifts between ice ages and warm interglacial periods | |
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| Call to Action: The Sweater Test | |
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| An Energy Blast from the Past | |
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| Obtaining and burning fossil fuels | |
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| Call to Action: Reduce the Hidden Oil in Your Life | |
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| Endangered Habitats | |
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| The Unraveling World | |
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| Julia Cole's magic gates mark changes in the patterns of EI Ni�os and La Ni�a, wind and water currents, and ecosystems on land | |
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| Call to Action: Time to See the Light | |
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| Peril at the Poles | |
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| Changing ecosystems in the Antarctic and Arctic and effects on animal populations | |
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| Interview: Testament to Environmental Changes on Baffin Island | |
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| Call to Action: Choose Green Power | |
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| Australia's Great Stumpy Reef? | |
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| Coral bleaching at the Great Barrier Reef | |
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| Call to Action: Urge Local Businesses to See the Light | |
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| A Warning from the Golden Toad | |
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| Evidence of climate-induced extinctions from the Monteverde Cloud Forest Reserve in Costa Rica | |
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| Call to Action: Save the Animals | |
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| Liquid Gold: Changes in Rainfall | |
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| Floods and droughts in Africa's Sahel, Southwest Australia, and the American West | |
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| Call to Action: Eat Locally | |
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| Weather Gone Wild | |
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| The tropopause and extreme-weather events | |
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| Interview: Katrina Survivor Now Takes Hurricane Warnings Seriously | |
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| Call to Action: Energy-Smart Schools | |
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| The Rising Ocean | |
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| Sea level rise caused by thermal expansion; melting sea ice, ice shelves, and land ice; and heat from changes to Earth's albedo | |
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| Call to Action: Is Your Home Adequately Insulated? | |
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| Leveling the Mountains | |
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| Climbing temperatures, climbing habitats—what is the height of extinction? | |
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| Call to Action: The Phantom in Your House | |
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| What's to Come? | |
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| Model Worlds | |
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| Global circulation models and the science and accuracy of predicting Earth's climatic future | |
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| Call to Action: Computer Conservation | |
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| A Dangerous Commitment | |
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| Can Earth's climate be stabilized? | |
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| Call to Action: Use Recycled Paper | |
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| Fleeing Climate Change | |
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| Migration or extinction of flora and fauna | |
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| Call to Action: Stop the Junk Mail | |
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| Three Tipping Points | |
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| Collapse of the Gulf Stream, collapse of the Amazon rain forest, and methane release from the seafloor | |
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| Call to Action: Celebrate Arbor Day | |
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| Civilization: Big City versus Small Town | |
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| Relationship of climate variability to population size and sustainability | |
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| Call to Action: Stop Pouring Energy Down the Drain | |
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| The Ozone Hole: A Success Story | |
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| Causes and health effects of a hole in the ozone and how the Montreal Protocol worked | |
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| Call to Action: Make Your Voice Heard—Make Your Vote Count | |
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| The Kyoto Protocol | |
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| Setting limits on CO<sub>2</sub> emissions, the U.S. stance, and the cost of doing nothing | |
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| Call to Action: Can It! | |
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| What to Believe? | |
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| Findings of the Intergovernmental Panel on Climate Change | |
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| Interview: Building a Portable, Eco-Friendly House | |
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| Call to Action: Read, Learn, Decide | |
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| Engineering Solutions | |
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| Geosequestration, coal gasification, sustainable agriculture, and animal husbandry | |
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| Call to Action: Bag That Bag! | |
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| So What's the Story with Fuel? | |
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| Oil to natural gas to hydrogen and effects on carbon emissions | |
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| Call to Action: Time to Hang Out | |
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| Soar with the Wind—Bask in the Sun | |
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| Sustainable renewable energy sources | |
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| Call to Action: A Tip from Down Under | |
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| What about Nuclear? | |
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| Expense, risks, and disposal of nuclear waste; geothermal energy alternative | |
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| Call to Action: The Virgin Earth Challenge: $25 Million Prize | |
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| Hybrids, MiniCATS, and Contrails | |
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| Decarbonizing our transportation systems | |
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| Call to Action: Your First Set of Wheels | |
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| We Took Action | |
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| Alaska Youth for Environmental Action | |
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| Portsmouth Abbey School | |
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| The Seattle Public Library | |
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| Northern Illinois University | |
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| Source Notes | |
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| Bibliography | |
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| Credits | |
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| Index | |