For most students in elementary and middle school, the beginning of the year also means an introduction to year-long projects. Science projects for the annual science fair are common long-term assignments that your child may be required to complete several years in a row. If your child is struggling to come up with a great idea to use for her science fair project this year, here are some suggestions. Help her focus her efforts on environmental research with these 10 timely topics. 1. Pollution Pollution is the first potential topic your child could focus on for her big science project. First, she needs to decide if she’s going to highlight water, air, or land pollution for her research. Investigating the impact of pollution on two different local bodies of water may be a good way for your budding scientist to get involved in conservation efforts in the neighborhood. 2. Recycling Another reasonable idea for your child’s science fair project could be recycling. Your child could investigate your own family’s recycling habits. After studying when and how your family recycles the most, then, your child could introduce even more ways to help reduce the amount of trash waste you put out each…