Researchers at three Canadian universities are studying whether bentonite clay—used as an engineered barrier in Canada’s proposed deep geological repository—can support sulfide-producing microbes that can eat away at the canisters containing spent nuclear fuel.

Canada’s Nuclear Waste Management Organization (NWMO) has announced that it has successfully completed a full-scale demonstration of the engineered barriers that are designed to contain and isolate Canada’s spent nuclear fuel in a deep geological repository.

The International Energy Agency’s newly published in-depth review of Canada’s energy policies, the first since 2015, urges the nation’s government to take more action in support of nuclear energy.

The 261-page report, Canada 2022 Energy Policy Review, released on January 13, features a 17-page section devoted to nuclear that includes four specific recommendations for Canada’s federal government: