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Natural radiation arises from many sources, from the unstable atoms within our own bodies and in the materials around us, from the Sun, and even from beyond the Solar System. Additional sources include the legacy of testing nuclear weapons, nuclear waste, and nuclear accidents. All these sources have provided means of dating environmental materials and tracing the movements of substances through land, sea, and air. But ionising radiation also interacts with DNA, which has led to a remarkable range of studies to examine how and how quickly these unstable atoms are accumulated by both humans...

An Introduction to Television Studies provides students with a comprehensive framework for understanding the key concepts and main approaches to television studies. Topics covered include: audience research, television history and broadcasting policy and the analytical study of individual programmes. Updates to this 4th edition will include: new case studies throughout, including Game of Thrones and Sherlock greater discussion of HBO, Netflix, and other premium delivery services new material on convergence of television with digital and...

With a focus on real-world problems and debates, Issues in Political Theory is the clearest and most engaging introduction to political theory and how it is applied to address a range of global challenges. Its team of expert contributors introduce students to important concepts, key thinkers, and major texts in political theory, while extended case studies at the end of each chapter show students how to apply theoretical ideas to real contemporary issues and debates. The text is supported by online resources, which include additional case studies intended to give students confidence in...