We have done sufficient work that I'm relatively sure that the groundwater inputs into that system are not having a significant effect. But the uncertainty around that is about 20%.
Vice-President, University Research and Professor of Biology, University of Waterloo, As an Individual
We have done sufficient work that I'm relatively sure that the groundwater inputs into that system are not having a significant effect. But the uncertainty around that is about 20%.
See context to find out what was said next.