1. Investigating the effectiveness of different composting methods on reducing food waste.
2. Analyzing the impacts of climate change on local ecosystems and biodiversity.
3. Conducting a waste audit of a school or workplace to identify opportunities for waste reduction.
4. Studying the effects of pollution on local water sources and aquatic life.
5. Assessing the environmental and economic benefits of switching to renewable energy sources.
6. Examining the relationship between urbanization and air quality in a city or region.
7. Investigating the effectiveness of different strategies for managing invasive species in a local ecosystem.
8. Assessing the environmental impact of different transportation modes (e.g. car, bike, public transit) in a city or region.