Discusses the ozone layer, the effect of ultraviolet radition on living things, and the casues and effects of global warming, through a fictional story in graphic novel format about a group of teenage
Follows the historical backdrop of the Ming dynasty from all aspects of Chinese culture, including government, literature, religious life, the imperial court, and commerce.
Explains what drones and other robots are and offers examples of the many ways they can be used, including search and rescue, delivering packages, and aerial photography.
Discusses where petroleum comes from, the effect of spilled oil on the environment, and how oil spills can be dealt with, through a fictional story in graphic-novel format about a group of volunteers
