Many high school students learn about nutrient cycling during biology, environmental science, and agriculture classes. These lessons often focus on soil and plants, and nutrient cycling is usually taught independently from climate change. Scientists know that animals, including fish, can have strong effects on nutrient cycling (i.e., nitrogen and…

The current rapid decline of Earth's biodiversity represents an enormous crisis for humanity. Among the factors producing declines in biodiversity, changes in land use may have the greatest effect in the near term. It is well known that land-use history produces strong, lingering effects on biodiversity. This phenomenon has become known as the…

In 2000, Lerner published a study sponsored by the Fordham Foundation comparing state standards regarding the teaching of evolution. He reviewed standards from 49 states and the District of Columbia, and graded the standards based on their treatment of evolution. Indiana and nine other states received a grade of A ("very good or…

Describes a project that began as workshops for teachers in biotechnology and became a program that enables students to do hands-on biotechnology experiments in the classroom. The three parts of this program include the development of activities, access to equipment, and further workshops. (DDR)

Since 1977, six different classes of Ashland High School (Ohio) biology students have been monitoring a local river for the presence of sewage treatment plant effluent. Several project results, physicochemical parameters, and data on biota collected at two stations are presented. (JN)