Philpott has experience spanning three decades dealing with the health impacts of drought and famine in Niger and West Africa. As Minister of Health, she kept environmental determinants of health in mind, improving regulations on pesticides and increasing funding for disaster mitigation. As Minister of Indigenous Services, she implemented the plan to lift over 85 long-term drinking water advisories for water systems on reserve. Most recently, she helped overhaul Canada’s Food Guide to be more inclusive and feature sustainable food choices.

Locally, Philpott has been active in the protection and promotion of the Rouge National Urban Park. She has hosted annual community clean-ups, participated in local environmental initiatives and advocated for sustainable housing and green infrastructure.