Parker and the Young Greens received substantial credit from Canada's national media in 1990 when the restaurant giant abandoned the use of chlorofluorocarbon-based foam.

Ultimately, his focus on building a broadly left-wing green party in BC brought criticism from some members of the environmental movement in the province.

Those people played a significant role in the efforts that eventually led to Parker's defeat at the party's March 2000 convention - after previous unsuccessful attempts to unseat him in 1998 and 1999.

[5] Parker dismissed the allegations as "a blizzard of cancel culture silliness", but resigned as party leader on September 22, 2020, leaving the position vacant.

It supported the water protector activists at Standing Rock Indian Reservation, particularly praising these people prioritizing the Earth and its inhabitants over wealth.

The party's main priority was to provide a better quality of living for all people, including housing for all, food for all, and creating a sustainable environment.

The party planned to increase taxes for top earning individuals and corporations in order to fund such projects, as well as make improvements to the transportation infrastructure.

The party also aimed to improve human rights of minority groups in BC, particularly the First Nations in British Columbia, the LGBT+ community, and persons with disabilities, and put an end to gender inequality.

The party planned to provide further resources to fight white collar crime, with emphasis on those who break workers' safety and wage laws, as well as pollution.

Furthermore, the party wanted to increase aboriginal representation in the legislature by adopting the New Zealand model, which includes Māori electorates, and make election day a statutory holiday to improve voter turnout.

Living in Ontario in 2009, he sought the NDP nomination for the provincial by-election in the St. Paul's electoral district, but was defeated by lawyer Julian Heller.

He is currently based in the Vancouver area after doing a travel-intensive postdoctoral fellowship from the Social Sciences and Humanities Research Council of Canada on the religions of indigenous peoples of the Americas and Polynesia.