Fracking (hydraulic fracturing) and tar sands (oil sands)

-Recognize and explain how the scientific method is used to solve problems
-Make observations and discriminate between scientific and pseudoscientific explanations
-Weigh evidence and make decisions based on strengths and limitations of scientific knowledge and the scientific method
-Use knowledge of biological principles, the scientific method, and appropriate technologies to ask relevant questions, develop hypotheses, design and conduct experiments, interpret results, and draw conclusions