Media Today: An Introduction to Mass Communication
Media Today puts students at the center of profound changes in the twenty-first century media world -from digital convergence to media ownership- and gives them the skills to think critically about what these changes mean for the role of media in their lives.
Throughout history, there have been criminals notorious for their crimes and judges famous for upholding the law. This fantastic collection of specially commissioned photographs shows how these crimes were committed, detected and judged. Since Cain murdered Abel societies have developed laws that dictate the ways people should behave. However, every land has its lawbreakers from the assassins of Ancient Rome to the Internet pirates of today. Although crime has continued, the means of detecting crimes have become more efficient since the development of forensic science.
Coal, oil, and natural gas are the world's most important sources of primary energy. However, as we move into the future, these nonrenewable sources of energy will become less widely available. Coal, Oil, and Natural Gas explores the importance of fossil fuels and their impact on the global environment and economy.
Along with geothermal energy, solar energy is now one of the least environmentally disruptive sources of power by which electricity is generated today. Sunlight is a free, unlimited resource that hits the Earth with more energy in an hour than the people of the world use in a year. In Solar Power, readers will discover how scientists are trying to harness this power and explore potential developments into the future.
Because hydrogen fuel gives off water as a byproduct and does not emit any carbon dioxide, many people believe it could one day compete with oil as the major transportation fuel. In Hydrogen Fuel, readers will discover how this simple element can create clean energy, how it is used in the present for space shuttles and fuel cells, and how it may be used in the future.
