Relevant Search Terms for this subject include: Recycle, compost, sustainable, climate, global warming, microplastic, trash, worm composting, vermicompost, reduce, reuse, repurpose, pollution, adolescent, teenage, youth, community gardening, environmental activism
For more complete results, try words like recycle as "recycl*" so you receive results for recycling, recycle, and recycled (although some databases, like Science Direct, do not support truncation.)
Search Engine Strategies: use words like teen, adolescent or youth rather than children or kids so you receive results more suited for high school & college students.
All searches: Limit results to the last few years, possibly from 2020 on, as climate research is occurring continuously and the science and statistics may quickly become outdated.