She describes herself as an imperfect environmentalist, and in a true serendipitous fashion, Brennan was born on Earth Day. Brennan has shared videos about eco-cleaning, eating garbage and eco-home, all intending to educate viewers on becoming more mindful of this planet. Brennan is a wealth of knowledge regarding food preservation and low-waste recipe hacks. She joins Earth Care to share tips for reducing food waste at home and advice for planning ahead before grocery shopping.