Director / Editor: Victor Teboul, Ph.D.

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Independent and neutral with regard to all political and religious orientations, Tolerance.ca® aims to promote awareness of the major democratic principles on which tolerance is based.

How analyzing ancient and modern polar bear samples reveals the full scope of global warming

By Jennifer Routledge, PhD Candidate, Environmental and Life Sciences, Trent University

Comparison of modern and archaeological polar bears indicates that four millennia of food web stability has been disrupted by modern climate change.

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