This title contains real-life application of science topics affecting our everyday world. These books use headlines from the media to capture interest and provide the answer for 'why study this?' The topics reinforce core science through the everyday application of concepts such as the greenhouse effect and elemental changes.The focus is on science technology and the study of science-related personal and societal challenges. Back matter includes a timeline of major events and discoveries in each of the title's area of science. A glossary and index are included.