Tar Sands Solutions Network

Join Us On:

Steering Committee

The TSSN Steering Committee reviews and decides the editorial direction of content posted onto this website. The steering committee is made up of:

Kate Colarulli, Sierra Club USA

Kate Colarulli is the Associate Campaign Director of the Sierra Club’s Beyond Oil campaign and among other duties oversees the Club’s Dirty Fuels Initiative with the mission of slowing and eventually ending the use of high carbon fuels. Kate also co-directs the Club’s Environmental Apprentice program, an initiative dedicated to building the next generation of environmental leaders. Before coming to the Sierra Club in 2009, Kate consulted for the Environment Agency, the British version of the EPA, and then Fairtrade U.K. on sustainable third world agricultural energy solutions. Kate began her career working for a homeless family service provider before moving on to help build the largest non-profit foreclosure prevention program in the United States at NeighborWorks America. Kate holds a B.A. from Stanford University and a MBA from the University of Cambridge.

Clayton Thomas-Muller, Indigenous Tar Sands Campaign 

Clayton Thomas-Muller is a member of the Mathias Colomb Cree Nation. Clayton is the co-director of the Indigenous Tar Sands (ITS) Campaign of the Polaris Institute as well as a volunteer organizer with the Defenders of the Land-Idle No More national campaign known as Sovereignty Summer.

Clayton is involved in many initiatives to support the building of an inclusive movement globally for energy and climate justice. He serves on the board of the Global Justice Ecology Project, Canadian based Raven Trust and Navajo Nation based, Black Mesa Water Coalition. Clayton has traveled extensively domestically and internationally leading Indigenous delegations to lobby United Nations bodies including the UN framework Convention on Climate Change, UN Earth Summit (Johannesburg, South Africa 2002 and Rio +20, Brazil 2012) and the UN Permanent Forum on Indigenous Issues. Clayton has coordinated and lead delegations of First Nations, Native American and Alaska Native elected and grassroots leadership to lobby government in Washington DC, USA, Ottawa, Canada, and European Union (Strasbourg and Brussels).

He has been recognized by Utne Magazine as one of the top 30 under 30 activists in the United States and as a “Climate Hero 2009” by Yes Magazine. He has been published in multiple books, newspapers and magazines and appeared countless times on local, regional, national and international television and radio as an expert advocate on Indigenous rights, environmental and economic justice. He has been a guest lecturer at universities, conferences and seminars around the world.

Steven Guilbeault, Equitierre

Equiterre cofounder and senior director Steven Guilbeault is an environmentalist who has focused on climate change since the early ‘90s. Over the last 20 years, he has worked for Greenpeace Canada and Greenpeace International for 10 years, was senior advisor for Deloitte and Touche as well as a collaborator for numerous news outlet such as The Metro, Radio-Canada, la Presse and the magazine Corporate Knights.
Throughout his career, he has attended the majority of U.N. climate meetings. In 2009, he published his first book on his experience in the U.N. climate arena. Steven was Co-Chair of the International Climate Action Network for 5 years.

He was named to Quebec's Cercle des Phénix, an honorary society for environmentalists. French newspaper Le Monde called him one of the world's top 50 players in sustainable development. He is also an honorary fellow of the Royal Canadian Geographical Society. In 2012, Montreal University awarded him the Medal of the University for his Lifetime Achievement, a rare distinction shared by the likes of Christopher Reeves and Oliver Jones.

Hannah McKinnon, Environmental Defence Canada

Originally from the prairies, Hannah has been lucky to spend a fair amount of time with mountains and ocean in the same view. After stumbling upon the impacts of climate change on aquatic fungi during her undergraduate thesis, Hannah decided it was time to figure out what it was going to take to make policy-makers step up to protect our shared climate. Hannah has worked on climate change and energy issues for almost a decade, with experience ranging from adaptation and risk management in Central America, to national and international climate policy and advocacy in Canada. Hannah is currently working to ensure that Canada moves towards safe, clean and renewable energy and away from reckless expansion of the tar sands. Hannah has a M.Sc. in Science and Society from the London School of Economics, a B.Sc. Hon. in Biochemistry from Mount Allison University and studied at Lester B. Pearson United World College.

Jennifer Lash, Sisu Institute

Jennifer Lash has worked on conservation issues in British Columbia for 20 years and was a pioneer in the ocean conservation movement. Jennifer is the founder and served as the Executive Director of Living Oceans Society, the largest marine conservation organization in Canada. In this capacity she successfully maintained the moratorium on offshore oil and gas, stopped the expansion of open net cage salmon farms, helped launch the campaign to protect the coast from oil tankers, and spearheaded a world class agreement that restricts bottom trawling and protects cold water corals and deep water species in British Columbia.

Cameron Fenton, Canada Youth Climate Network

Cameron Fenton is the National Director of OurClimate.ca - the Canadian Youth Climate Coalition. Born and raised in Alberta, he has  worked across Canada and internationally on building the youth climate justice movement.  @CamFenton


Kenny Bruno, Author and Environmentalist

Kenny Bruno is the Co-Author of two books, "Greenwash: The Reality Behind Corporate Environmentalism," and "EarthSummit.biz: the Corporate Takeover of Sustainable Development" and has taught undergraduate courses on strategic campaigning and advocacy at New York University. Kenny has worked for Greenpeace, National Labor Committee, Environmental Health Fund, Oil Change International, Corporate Ethics International, EarthRights International and CorpWatch.

Melina Loboucan-Massimo, Greenpeace Canada 

Melina Laboucan-Massimo is Lubicon Cree from Northern Alberta, Canada. She currently works as a Climate & Energy Campaigner for Greenpeace Canada on the Alberta Tar Sands Campaign. She has studied and worked in Australia, Brasil, Mexico, and Canada focusing on Indigenous rights and culture, resource extraction, ICTs and international diplomacy. She has also produced short documentaries, researched, and worked on topics ranging from the tar sands, inherent treaty rights, water issues to cultural appropriation. She has worked with organizations like TakingITGlobal, Redwire Native Media Society, Indigenous Media Arts Society and the Indigenous Portal. Melina has been working as an advocate for Indigenous rights for the past 10 years. Before joining Greenpeace's Climate & Energy campaign in Alberta, Melina was pursuing her Masters in Environmental Studies at York University.

David Turnbull, Oil Change International

David Turnbull is the Campaigns Director of Oil Change International, working on both domestic and international campaigns to end fossil fuel subsidies, and to slow the spread of dirty energy money and extreme fossil fuels such as tar sands and fracking. Prior to his current position with Oil Change, David was Executive Director of Climate Action Network – International from 2008 to early 2012. At CAN-International, he worked to coordinate the Network of 700 hundred NGOs in dozens of countries to develop and advocate for global solutions to the climate crisis. Earlier, David was Communications Director of the US Climate Action Network, where he coordinated joint communications efforts for US NGOs focused on climate change. Before joining CAN, David worked at the World Resources Institute as a Coordinator for a pair of international networks working to promote inclusive and accountable environmental governance. Follow him on Twitter: @david_turnbull

Tzeporah Berman, Author and Environmentalist 

Tzeporah Berman has been designing and winning environmental campaigns in Canada and internationally for 20 years.  She currently works as a strategic advisor for dozens of environmental organizations, First Nations and philanthropic advisors on clean energy, oilsands and pipelines. 

She is the former co-director of Greenpeace International's Global Climate and Energy Program,  Executive Director and Co-founder of PowerUp Canada and Co-founder and Campaign Director of ForestEthics. Tzeporah was appointed by the Premier of British Columbia to the Green Energy Task Force in 2009 to design recommendations for the development of renewable energy in the region. Tzeporah was one of the experts in Leonardo Di Caprio's environmental documentary 11th Hour, was one of six Canadian nominees for the Schwab Social Entrepreneur of the Year Award, has been profiled as one of 50 Visionaries Changing the World in Utne Reader and as "Canada's Queen of Green" in the cover story for Readers Digest. 

Tzeporah is known for her work as the coordinator of one of the largest civil disobedience in Canada's history, the logging blockades in Clayoquot Sound during which she was arrested and charged with 857 counts of criminal aiding and abetting.  Tzeporah was one of the creators and lead negotiators of the Great Bear Rainforest campaign as well as the Canadian Boreal Forest Agreement. Her work has contributed to the protection of over 40 million hectares of old growth forests.  More recently Tzeporah helped to design Greenpeace International's Arctic campaign, the Volkswagen campaign in Europe and the Clean Our Cloud campaign that led to Apple and Facebook becoming international leaders in using renewable energy for their data centers. This year Tzeporah was awarded an Honorary Doctorate from the University of British Columbia. Her first book, This Crazy Time: Living Our Environmental Challenge was recently published by Knopf Canada. www.tzeporahberman.com. Twitter @Tzeporah.

Bill McKibben, 350.org 

Bill McKibben, a well known environmental author and activist, is the founder of 350.org, an international climate change campaign. 350.org is named for the safe level of Carbon Dioxide in the atmosphere, 350 parts per million. When he's not busy organizing, Bill is an active writer on the climate crisis and other environmental issues. His 1989 book The End of Nature was the first book to warn the general public about the threat of global warming. Bill is a frequent contributor to various magazines including The New York Times, The Atlantic Monthly, Harper's, Orion Magazine, Mother Jones, The New York Review of Books, Granta, Rolling Stone, and Outside. He is also a board member and contributor to Grist Magazine. He has been awarded Guggenheim and Lyndhurst Fellowships, and won the Lannan Prize for nonfiction writing in 2000. He is currently a Scholar in Residence at Middlebury College and lives in Ripton, Vermont with his wife, author Sue Halpern, and daughter Sophie. For more information, please visit: www.billmckibben.com Bill's been leading the fight against global warming for 20 years, since he wrote the first book for a general audience on the subject,The End of Nature, in 1989. But, let's face it, taking on the climate crisis is going to take more than a few good books: it's going to take a movement.

  Sabrina Bowman, Environmental Defence

Sabrina grew up in Toronto but found great pleasure connecting with nature at her family’s island cottage near Algonquin Park. Sabrina’s early passion for the environment led her to a Bachelor of Environmental Studies at the University of Waterloo. Sabrina has worked at a variety of environmental not-for-profits. She has also been deeply involved in community events, organizing and volunteering in Ottawa, San Francisco and Toronto. Sabrina believes that as a society we must turn away from our petroleum dependence. She is delighted to contribute to a cleaner, greener energy future as a part of Environmental Defence’s Climate and Energy team. Sabrina feels most free exploring the city by bike or hiking in beautiful places.

Please contact us if you have any questions. Media inquiries can visit our media page.