This theme deals with determining and evaluating the effects of humans on the Earth. Students brainstorm ideas about how humans are affecting the Earth and study proposed issues including overpopulation, pollution and arable land abuses.
Students research several Internet sites providing population statistics.
The sophisticated solid waste treatment facility is explained, inside and out. The bird deterrent construction is above the actual dumping, leveling and covering. The toxins present here are handled as carefully as the hazardous wastes in that facility.