"A Canadian teenager infected with bird flu — that country’s first case involving a locally acquired infection — is in critical condition and experiencing difficulty breathing, health officials said Tuesday."

"One of the rarest species of whale in the world has increased slightly in population, encouraging conservationists to call on the federal government and the shipping and fishing industries to do more to bring the giant animals back from the brink of extinction."

"Proposed new rules for CCS projects transfer long-term liabilities to the province."

"The federal pesticide regulator collaborated with an agrochemical giant to undermine research by a prominent Canadian scientist to stave off an impending ban of a class of pesticides harmful to human brains and sperm and deadly to bees, insects and birds, Canada's National Observer has found."

"The court of appeal in Canada's most populous province ordered a new hearing on Thursday in a youth-led lawsuit claiming Ontario's climate plan violates young people's rights."

"Scientists have found plastic pollution almost everywhere they have looked. In clouds. On Mount Everest. In Arctic snow. Now, for the first time, tiny plastic particles have been detected in the breath of dolphins."