Description: Why? Elementary Science Learning Comic, Volume 71. This book explains the causes of climate change, dividing them into natural and human-made factors, and discusses greenhouse gases, the direct cause of today's climate change. It also captures real scenes of climate change happening around the world, including floods, droughts, heavy rainfall, and super typhoons. In addition, the book covers how we can reduce greenhouse gases and build a more beautiful environment, the development of alternative energy, international efforts by countries around the world, and practical steps individuals can take. Through this book, children can realize how precious the Earth is and be inspired to take action to prevent climate change. Table of Contents: Why Climate Change... 3 Green and Pengbi from the Future... 8 Earth's Future in Crisis... 15 Climate and the Climate System... 22 Classifying Climates... 29 The Greenhouse Effect... 35 Climates of the Past... 41 Natural Causes of Climate Change... 46 Human Causes of Climate Change... 51 Disappearing Forests... 54 Super Typhoons Stronger Than Typhoons... 61 Decline of Snow and Ice... 66 Glacial Floods, a Ticking Time Bomb on the Mountain... 71 Rising Sea Levels... 77 Floods... 85 Drought and Desertification... 92 Changes in Ecosystems... 104 Effects on Health... 110 Green's Counterattack... 120 Meeting Again... 123 Two Degrees, the Last Line to Save the Earth... 130 International Efforts... 134 New and Renewable Energy... 139 Actions to Save the Earth... 148