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Hannah Hoag

@hannahhoag

Sr. Producer for Health, Science & Climate Unit at CBC News. Past: The Conversation Canada, Arctic Deeply, 2022-23 William Southam Journalism Fellow at Massey College. Freelance ✍ in Nature, bioGraphic, Hakai, Globe & Mail, etc. http://www.hannahhoag.net

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21.06.2023
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Latest posts by Hannah Hoag @hannahhoag

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Canada loses measles elimination status | CBC

BREAKING: Canada has lost its measles elimination status. Follow for live updates: www.cbc.ca/news/health/...

10.11.2025 14:58 👍 0 🔁 0 💬 0 📌 0
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Nearly half of northern Alberta community destroyed as wildfires flare | CBC News As Albertans forced out by wildfires wait for word when it will be safe to return home, other evacuees are learning their homes have been lost to the flames.

Wildfires continue to rage in Canada. In this northern Alberta community, nearly half the buildings have been destroyed.

07.06.2025 15:29 👍 3 🔁 1 💬 0 📌 1
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‘We were ready for this’: meet the scientists suing the Trump administration to reinstate terminated grants Judge sets court date to hear the US government detail how termination directives were made.

It is really no surprise that some of the scientists studying the most vulnerable populations are fighting back and suing the Trump admin over grant terminations. Excellent reporting by @virginiagewin.bsky.social as always.

www.nature.com/articles/d41...

06.06.2025 19:23 👍 65 🔁 24 💬 0 📌 2
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Scientists want a ban on deep-sea mining. Trump wants to fast-track it A group of leading ocean and climate scientists, including Canadians, is calling for a ban on deep-sea mining just as U.S. President Donald Trump moves to fast-track undersea mining approvals.

A group of leading ocean and climate scientists, including Canadians, is calling for a ban on deep-sea mining just as U.S. President Donald Trump moves to fast-track undersea mining approvals. CBC News science reporter Inayat Singh has the story.

06.06.2025 19:47 👍 1 🔁 1 💬 1 📌 0
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Bad air quality caused by Western wildfires for 54 communities this morning, mainly in Southern Ontario and Quebec. And summer hasn't even started yet... Link to our climate dashboard in the comments.

06.06.2025 12:05 👍 13 🔁 9 💬 2 📌 0
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Ontario baby's death raises questions about how measles effects pregnancy | CBC News The death of an Ontario baby who contracted measles while in the womb and was then born premature is raising questions about the virus and how it effects pregnancy.

The measles outbreak in Canada has contributed to the death of an infant who was infected before birth. Here's what you need to know if you're pregnant and unvaccinated.

06.06.2025 15:29 👍 5 🔁 1 💬 0 📌 0
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Canadian wildfire smoke blows over to Europe | CBC News Plumes of smoke from the wildfires burning in Canada have been blown across the Atlantic Ocean to Europe, with more expected to arrive this week, satellite data shows.

Canadian wildfire smoke is blowing over to Europe with more arriving this week, writes CBC News climate reporter Emily Chung.

05.06.2025 19:47 👍 1 🔁 1 💬 1 📌 0
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Without regulations to drive market, Canada's EV battery recycling industry may run out of road, experts warn | CBC News There are more than 600,000 electric vehicles on Canada’s roads, and eventually, their batteries will die. Industry and policy experts say government regulations are needed to drive the country's EV…

With more than 600,000 EVs on Canada's roads, there are soon going to be a lot of batteries looking to be recycled. What's the plan? CBC News @alexandramaej.bsky.social‬ digs into EVs, black mass & critical minerals

05.06.2025 15:29 👍 1 🔁 2 💬 2 📌 0
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56% of Canadians delay dental and other health checks over cost, survey suggests | CBC News As the Canadian Dental Care Plan expands to include all eligible age groups, 35 per cent of Canadians report they've skipped or reduced dental visits, a new survey suggests. Dental care was the most…

A visit to the dentist always seems expensive. CBC health reporter Amina Zafar writes about a new survey of Canadians that finds that we're delaying or skipping visits because of the cost.

04.06.2025 21:48 👍 1 🔁 0 💬 0 📌 0
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Is today’s weather normal? Search for your town or city to compare it to previous years The CBC News Climate Dashboard tracks temperature and precipitation and compares them to historical trends. Check back daily to see breaking records and the forecast for where you live.

Worried about wildfires or concerned about smoke? The CBC News Climate Dashboard now offers live updates on air quality warnings -- as well as active fires across the country.

04.06.2025 20:45 👍 5 🔁 2 💬 1 📌 1
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Girls and young women need better access to mental health care, StatsCan report suggests | CBC News Waitlists for mental health and substance use services are one of the deterrents for girls and young women in Canada looking for professional help, a new report from Statistics Canada suggests.

Waitlists for mental health and substance use services are one of the deterrents for girls and young women in Canada looking for professional help, a new report from Statistics Canada suggests, by CBC Health's Amina Zafar.

24.05.2025 19:47 👍 1 🔁 1 💬 0 📌 0
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Despite local opposition, the Dutch built the world's largest freshwater wind farm | CBC News Ontario has a ban on offshore wind in the Great Lakes, despite its potential to generate clean energy. Meanwhile, the Netherlands built the largest freshwater wind farm in the world despite local…

Large lakes have the potential to host offshore wind farms, but offshore wind has been banned in Ontario since 2011. Here's how the Dutch managed to build the world's largest freshwater wind farm, by CBC's science reporter Emily Chung.

24.05.2025 15:29 👍 1 🔁 0 💬 0 📌 0
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Expect an above-average hurricane season, says NOAA | CBC News The hurricane season, which runs from June 1 to Nov. 30, will be an active one, says the National Oceanic and Atmospheric Administration.

NOAA is forecasting an above-average year for Atlantic hurricanes, with 13 to 19 named storms and six to 10 of them becoming hurricanes. Three hurricanes affected Canada in 2024: Beryl, Debby and Ernesto. From CBC's senior science reporter @nebulousnikki.bsky.social‬:

23.05.2025 19:47 👍 1 🔁 0 💬 0 📌 0
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David Attenborough's Ocean documentary has a scene straight out of Dune | CBC News Opening in Canadian theatres on May 24, Ocean with David Attenborough is a beautiful yet dark look at the vital ecosystems of our connected seas — and the harms humans bring to it.

"Like a massive, skulking sandworm out of Frank Herbert's Dune, there exists an inescapable maw where all in its destructive path—from fish struggling to flee to crabs tangled up in the nets—are doomed." How CBC science reporter Anand Ram hooks you in a review of Ocean.

23.05.2025 18:37 👍 7 🔁 2 💬 0 📌 0
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How to prepare (affordably) for heat, smoke and wildfire | CBC News In this issue of our environmental newsletter, we get some tips on how to prepare your home for the summer's hot weather, and possible smoke and wildfires; map out PFAS contamination across Canada;…

Our weekly climate newsletter is up!
🔥 How to prepare (affordably) for heat, smoke and wildfire
❗ Is your neighbourhood contaminated with PFAS?
🚘 Why so many new cars sold in 2025 will be electric (hint: China)
🛋️ Plus: Our weekly reads

23.05.2025 15:29 👍 0 🔁 1 💬 0 📌 0
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The U.S. plans to cut Energy Star. Could that raise costs for Canadians? | CBC News If the Energy Star program disappears in the U.S., it could affect the labels Canadians rely on to know what products will help them save on energy bills. While there is a Canadian label administered…

Canadians might soon be spending more money on electricity if a popular energy efficiency program gets axed in the U.S. Dozens of rebate and incentive programs across the country rely on Energy Star. CBC's science reporter Emily Chung digs in:

22.05.2025 19:47 👍 0 🔁 0 💬 0 📌 0
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'It was fantastic' A Toronto man who has Parkinson’s disease is part of a Canadian trial to see if a new device can address his lingering issues and change the way we treat neurological conditions.

'It was fantastic' A Parkinson’s patient finds a treatment he thinks can change his life, written by CBC Health's Marcy Cuttler, who also produced this story, with reporter Christine Birak.

11.05.2025 15:29 👍 0 🔁 0 💬 0 📌 0
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Where will you charge your future EV? You may have a suitable plug already | CBC News Thinking about an EV as your next car, but worried about where to charge it, and whether you'll need a pricey electrical upgrade to your home? If you have parking and a plug somewhere nearby, your…

If you have an EV do you need a Level 2 charging at home — or is Level 1 perfectly good? CBC science and climate reporter Emily Chung takes a look in a couple of stories. Start with this one (www.cbc.ca/news/science... ) and then this one (www.cbc.ca/news/science... ).

10.05.2025 19:47 👍 1 🔁 0 💬 1 📌 0
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Millions of Canadians' health data available for sale to pharmaceutical industry, study shows | CBC News Details about your health, medical history and prescriptions can all be found in your medical record. A new Canadian study found in some cases, private companies are accessing parts of that data and…

A new study by researchers at Women's College Hospital in Toronto finds that in some cases the data from your doctor's appointment (stripped of personal information) may end up with pharmaceutical companies. CBC Heath's Alison Northcott has the story:

10.05.2025 15:29 👍 1 🔁 0 💬 0 📌 0
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Should all new homes in Canada come with solar? | CBC News In this week's issue of our environmental newsletter, we consider the impact of adding solar panels to all new homes built in Canada, check out a solar-powered EV slated to hit the market soon and…

Prime Minister Mark Carney proposed to build 500,000 new home in Canada a year to help meet our housing needs. What if each one came with solar panels? CBC Climate's @inayatsingh.com looked into it for the latest issue of our newsletter What on Earth.

09.05.2025 19:47 👍 3 🔁 3 💬 0 📌 0
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Nicole Mortillaro (@nebulousnikki.bsky.social) Senior science reporter at the Canadian Broadcasting Corporation (CBC News)/Editor for the Journal of the Royal Astronomical Society of Canada/amateur astronomer. Deeply concerned about climate…

Heads up! Soviet-era probe to re-enter atmosphere this weekend -- and it might make it to the Earth's surface. @nebulousnikki.bsky.social has the story: www.cbc.ca/news/science...

09.05.2025 18:27 👍 4 🔁 2 💬 0 📌 0
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With measles outbreaks growing in Canada, this mother pleads with parents to vaccinate | CBC News With measles cases on the rise in Canada at rates unseen in almost three decades — and vaccination coverage for childhood vaccines like the measles, mumps and rubella (MMR) shot falling since the pand...

Measles outbreaks continue to grow in Canada with particularly alarming numbers in Ontario and Alberta. Even kids who recover from measles can suffer severe complications. CBC Health's Jennifer Yoon spoke to one parent whose child died a decade after the infection.
www.cbc.ca/news/health/...

09.05.2025 16:10 👍 2 🔁 1 💬 0 📌 0
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Emissions of methane, a potent greenhouse gas, remain high worldwide despite available solutions | CBC News Methane emissions, a key driver of climate change, remain stubbornly high around the world according to an annual update from the International Energy Agency.

Countries are lagging behind in cutting methane emissions, but Canada is leading on reducing this potent greenhouse gas from oil and gas operations, writes @inayatsingh.com.

www.cbc.ca/news/science...

07.05.2025 13:22 👍 0 🔁 0 💬 0 📌 0

Important story from CBC Health's Amina Zafar and Jennifer Yoon. Canada — and Ontario, specifically — is in the midst of a serious measles outbreak, the worst since the disease was declared eradicated in 1998.

12.04.2025 12:00 👍 0 🔁 0 💬 0 📌 0
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North America will have a blood worm moon this week. Here's how you can see it | CBC News Late Thursday night or Friday early morning, North Americans with clear skies can look up to see a full moon with a beautiful reddish hue — also known as a "blood worm."

Blood worm moon.
Red maple moon.
Scarlet crow moon.

North Americans will be treated to a reddish full moon and a total lunar eclipse this week. CBC's Anand Ram explains what the blood worm moon is — and why it might also be called a scarlet crow moon or red maple moon.

12.03.2025 15:29 👍 13 🔁 5 💬 1 📌 0
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Why measles slips through the cracks in Canada's current outbreaks | CBC News As measles infections tick up and up across multiple provinces, local public health alerts of new cases come with detailed descriptions of the person's whereabouts before they were diagnosed. Here's…

As of March 6, Canada had confirmed 227 cases of measles. Did you know that our CBC Health team has a weekly newsletter? In Saturday's Second Opinion we have a play-by-play of how measles outbreaks can spiral out of control, written by Amina Zafar.

10.03.2025 19:47 👍 1 🔁 0 💬 0 📌 0
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Antarctica belongs to no one. But many countries are angling for a piece | CBC News For 65 years, Antarctica — which is one and a half times the size of Canada — has been governed by a treaty of nations. But with rising geopolitical tensions and a shifting world order, that…

Antarctica has been governed by a treaty of nations since 1959, but rising geopolitical tensions and a shifting world order, have put that governance system under pressure. From a Canadian mission to the frozen continent, CBC's Susan Ormiston explains what’s at stake.

10.03.2025 15:57 👍 1 🔁 1 💬 0 📌 0
Is it time to ditch daylight saving time?
Is it time to ditch daylight saving time? YouTube video by CBC News: The National

Also available on YouTube: www.youtube.com/watch?v=fQYV...

07.03.2025 22:06 👍 0 🔁 0 💬 0 📌 0
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Scientists brought to tears by huge loss of U.S. butterflies | CBC News Scientists calculated just how much U.S. butterfly populations have declined in the past 20 years. The results brought some scientists to tears, and have them warning about dire implications for other...

Scientists brought to tears by the huge loss of U.S. butterflies, reports Emily Chung. www.cbc.ca/news/science...

07.03.2025 21:00 👍 3 🔁 0 💬 0 📌 0
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Chasing daylight

Would you rather go to work in the dark or come home in the dark? As provinces mull getting rid of time changes, a new CBC tool shows Canadians how sunrises and sunsets would change in their community. By Tara Carman, Anand Ram and @graemebruce.bsky.social www.cbc.ca/newsinteract...

07.03.2025 20:56 👍 1 🔁 0 💬 2 📌 0