On this episode of Global National: As provinces and territories start vaccinating younger Canadians, there are swirling questions about Canada’s single-dose strategy. The idea is to delay second doses to allow as many people as possible to have some immunity. Though, as Jeff Semple reports, experts believe it’s time to change tactics.
Meanwhile, in the United Kingdom, a preliminary study suggests two doses of the Pfizer-BioNTech vaccine, and AstraZeneca, may be effective against the more contagious COVID-19 variant, first identified in India. But as Redmond Shannon reports, those with only a single dose still face a high risk of becoming ill.
In the Democratic Republic of the Congo, thousands of people are fleeing their homes in and around the city of Goma, to escape lava flows from the erupting Mount Nyiragongo – one of the world’s most active volcanoes which has devastated the region before. Jennifer Johnson reports.
Plus, new data compiled by meteorologists around the world proves just how quickly Earth is warming. As Ross Lord explains, the data shows that waters in the Atlantic Ocean are warming fast, and could fuel wild weather events and impact marine ecosystems.
And David Akin reports on the legal boundaries – and the growing calls to investigate political interference – related to the tens of thousands of anonymous requests to the Canadian government for records under the Access to Information Act.