 Foskey continued campaigning on forest protection, sustainability and climate change issues in her later years.Foskey established WTOwatch in the ACT, as part of the anti-globalisation movement that grew around the Seattle WTO protests in 1999.Foskey was involved in the establishment phase of the ACT Greens in the early 1990s, and was an office bearer of the ACT Greens and the Australian Greens at various times during the 1990s.