Describes the history of space exploration and the many recent advances made in astronomy and astronautics, including the lunar landing, space telescopes, and probes analyzing other planets.
Introduces readers to different kinds of energy, how it is obtained, how people use it, how nonrenewable energy affects the environment, how renewable and clean energy sources provide better solutions
Looks at environmental and ethical topics related to agriculture and food production, touching on such issues as sustainability, animal welfare, genetic modification of crops, and fair trade practices
