Marianne Karsh

An Independent Certified Practitioner, Instructor, Master, Certificate of Science



My Upcoming Classes

Advanced DNA Newmarket, ON  Canada Sep 28 - 30, 2019 Learn More
Basic DNA Newmarket, ON  Canada Oct 5 - 7, 2019 Learn More
Advanced DNA Newmarket, ON  Canada Oct 7 - 9, 2019 Learn More
Dig Deeper Newmarket, ON  Canada Oct 10 - 11, 2019 Learn More
You and the Creator Newmarket, ON  Canada Oct 26 - 27, 2019 Learn More
Basic DNA Newmarket, ON  Canada Nov 1 - 3, 2019 Learn More
Advanced DNA Newmarket, ON  Canada Nov 6 - 8, 2019 Learn More
Dig Deeper Newmarket, ON  Canada Nov 9 - 10, 2019 Learn More
Basic DNA Newmarket, ON  Canada Nov 30 - Dec 2, 2019 Learn More
Advanced DNA Newmarket, ON  Canada Dec 6 - 8, 2019 Learn More
Dig Deeper Newmarket, ON  Canada Dec 9 - 10, 2019 Learn More
Rainbow Children Young Adult Newmarket, ON  Canada Dec 27 - 30, 2019 Learn More

About Me

Marianne Karsh, B.Sc.F., M.Sc.F., is a certified ThetaHealing® practitioner, Master ThetaHealing® instructor and Certificate of Science. An author, scientist, world traveler and seminar leader, she has been featured in numerous articles and TV programs including Eye for the Future, The Globe and Mail, The Catholic New Times, Woman’s Television Network, CBC, and Salt and Light Television.

Marianne is the founding director of Arborvitae, which is dedicated to teaching the physical, mental, emotional and spiritual benefits of connecting with the Earth. Since 1999, she has promoted Arborvitae’s mission of nurturing spirituality through nature ( through retreat work, group facilitation, writing and speaking.

With over 20 years of study in science and theology, Marianne has considerable experience as an invited speaker to various groups both nationally and internationally. She has overseen a number of initiatives combining ecological activism and justice and has written and collaborated on articles and book chapters addressing key issues in science, ecology and theology. For six years, she served as Ecology Project Coordinator of the Ignatius Jesuit Centre of Guelph developing new programs in ecology and spirituality as well as leading retreats throughout Canada and internationally to religious organizations, churches, school boards and private organizations.

After obtaining a Master's degree in forestry from the University of Toronto, Marianne has worked as a forest research scientist in Canada, The United States and Iceland. As a senior scientist for Environment Canada, specializing in biodiversity and climate change, she authored/co-authored numerous scientific publications, including a chapter in Climate Change, Biodiversity and Sustainability in the Americas: Impacts and Adaptations [Smithsonian Institution Scholarly Press] and Climate Change and Biodiversity: Implications for Monitoring, Science and Adaptive Planning [Environment Canada].

Marianne is available to lead programs in your community on nature and spirituality and ThetaHealing® and to participate in Earth healing events. As well as offering retreats, workshops, talks, courses and camps through Arborvitae, she is adding new components of spiritual ecology, co-creative gardening, Thetahealing® for people and animals, and guided meditations especially designed for sending love and healing to animals, people and the Earth. She is also open to new ideas and proposals of how to take Arborvitae and ThetaHealing® into 2014 and beyond.


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