Describe a person who helps protect the environment

I’d like to talk about my cousin, Sarah, who is truly an environmental crusader. I have known her since we were children, as we spent every summer at our grandparents' cottage in the Lake District, but it was only recently that I truly appreciated her dedication to the planet. Sarah works as a marine biologist, but her commitment extends far beyond her professional duties into her daily lifestyle. She is a staunch advocate for zero-waste living. She meticulously avoids single-use plastics, even going so far as to frequent bulk-buy stores where she brings her own glass jars and fabric bags. Beyond that, she organises monthly community beach clean-ups along the coast near her home in Brighton. I’ve joined her on a few occasions, and it’s genuinely eye-opening to see the sheer volume of waste that ends up on our shores. She also volunteers her weekends to rehabilitate injured seabirds, often turning her spare room into a makeshift clinic. Watching Sarah operate, I am struck by her unwavering consistency. It isn't just a hobby for her; it is a fundamental part of her identity. Honestly, I feel incredibly inspired by her actions because she demonstrates that one individual can indeed make a tangible difference. In a world where many people feel helpless about climate change, Sarah’s proactive approach serves as a powerful reminder that small, deliberate steps, when taken regularly, have a significant cumulative impact on the health of our local ecosystems.