Keeping predators alive helps entire ecosystems withstand climate change: study
Predators are an important part of any ecosystem, and new research suggests they also play a key role in helping the environment cope with the effects of climate change.
Researchers in Japan made this discovery while simulating the effects of heat waves on aquatic ecosystems.
They soon realized that ecosystems without predators were much more likely to suffer significant species loss than those with predators.
What led them to this conclusion? CTV News Science and Technology Specialist Dan Riskin has the answer in this week's Riskin Report.
RISKIN REPORTS
CTVNews.ca Top Stories
Ont. and Que. scramble to recover from thunderstorm that left at least 8 dead
Clean-up efforts are underway after a massive thunderstorm on Saturday left a trail of destruction in Southern Ontario and Quebec.
Tens of thousands without power after severe storm hits Ottawa
Hydro Ottawa says it will take several days to restore power and clean up after a severe storm damaged hydro poles and wires on Saturday.
How concerned should we be about monkeypox?
Global health officials have sounded the alarm over rising cases in Europe and elsewhere of monkeypox, a type of viral infection more common to west and central Africa. Here's what we know about the current outbreak and the relative risk.
43 CP Rail cars carrying potash derail east of Fort Macleod, Alta.
Clean up is underway after 43 CP Rail train cars carrying potash left the track Sunday morning east of Fort Macleod, Alta.
BREAKING | 8 people dead after storm rips through Ontario; tens of thousands without power
The death count related to a destructive storm that ripped through much of southern Ontario continues to rise
Huawei 5G ban delay wasn't tied to efforts to free Spavor and Kovrig, Mendicino says
Canada's Public Safety Minister Marco Mendicino insists the once unknown fate of Michael Spavor and Michael Kovrig was not why the government delayed its decision to ban Huawei technologies from Canada's 5G network.
78,000 pounds of infant formula arrives in U.S.
A military plane carrying enough specialty infant formula for more than half a million baby bottles arrived Sunday in Indianapolis, the first of several flights expected from Europe aimed at relieving a shortage that has sent parents scrambling to find enough to feed their children.
Indigenous Manitoba man risks his life to bring humanitarian aid to Ukraine
Kim Sigurdson, a Métis philanthropist from Manitoba, travelled to Ukraine in early May on his own dime to bring support to displaced Ukrainians.
Justice Mahmud Jamal reflects on his first year on the Supreme Court bench in new special interview
Ahead of his one-year anniversary on the Supreme Court of Canada this July, Mahmud Jamal spoke with CTV National News National Affairs Correspondent Omar Sachedina to reflect on his past year on the bench.
Canada
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What is a 'derecho'? Climatologist explains Saturday's powerful storm
The storm that moved across Ontario and Quebec Saturday is known as a “derecho”, a powerful kind of windstorm that is long lasting and far-reaching.
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BREAKING
BREAKING | 8 people dead after storm rips through Ontario; tens of thousands without power
The death count related to a destructive storm that ripped through much of southern Ontario continues to rise
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Tens of thousands without power after severe storm hits Ottawa
Hydro Ottawa says it will take several days to restore power and clean up after a severe storm damaged hydro poles and wires on Saturday.
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Indigenous Manitoba man risks his life to bring humanitarian aid to Ukraine
Kim Sigurdson, a Métis philanthropist from Manitoba, travelled to Ukraine in early May on his own dime to bring support to displaced Ukrainians.
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Justice Mahmud Jamal reflects on his first year on the Supreme Court bench in new special interview
Ahead of his one-year anniversary on the Supreme Court of Canada this July, Mahmud Jamal spoke with CTV National News National Affairs Correspondent Omar Sachedina to reflect on his past year on the bench.
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Ontario reports two more COVID-19 deaths
Ontario health officials say another two people have died after contracting COVID-19.
World
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Russia presses Donbas offensive as Polish leader visits Kyiv
Russia pressed its offensive in eastern Ukraine on Sunday as Poland's president traveled to Kyiv to support the country's European Union aspirations, becoming the first foreign leader to address the Ukrainian parliament since the start of the war.
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Albanese elected Australia's leader in complex poll result
Australians awoke on Sunday to a new prime minister in Anthony Albanese, the centre-left Labor Party leader whose ascension to the nation's top job from being raised in social housing by a single mother on a disability pension was said to reflect the country's changed fabric.
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Man shot and killed Sunday morning on New York City subway train
A man has died after being shot in the chest inside a train on the New York City subway on Sunday morning, the New York City Police Department told CNN.
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Police investigate California lounge shooting that killed 1
Police on Sunday were investigating after one man was killed and eight people were wounded in a weekend shooting at a party that drew about 100 people to a Southern California hookah lounge.
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Taliban enforcing face-cover order for female TV anchors
Afghanistan's Taliban rulers on Sunday began enforcing an order requiring all female TV news anchors in the country to cover their faces while on-air. The move is part of a hard-line shift drawing condemnation from rights activists.
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78,000 pounds of infant formula arrives in U.S.
A military plane carrying enough specialty infant formula for more than half a million baby bottles arrived Sunday in Indianapolis, the first of several flights expected from Europe aimed at relieving a shortage that has sent parents scrambling to find enough to feed their children.
Politics
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Huawei 5G ban delay wasn't tied to efforts to free Spavor and Kovrig, Mendicino says
Canada's Public Safety Minister Marco Mendicino insists the once unknown fate of Michael Spavor and Michael Kovrig was not why the government delayed its decision to ban Huawei technologies from Canada's 5G network.
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Russia bans 26 new Canadians from entering the country
Russia said on Saturday it has added 26 new names to a list of Canadians it has barred from travelling to Russia, including defence chiefs, defence industry executives and Sophie Gregoire Trudeau, the wife of Prime Minister Justin Trudeau.
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Putin's invasion of Ukraine an 'act of madness,' former U.K. PM Blair says
The United Kingdom's former prime minister Tony Blair says Russian President Vladimir Putin's decision to invade Ukraine is an 'act of madness.' In an interview on CTV's Question Period airing Sunday, Blair said Putin doesn't appear to be the same man he knew in the early 2000s.
Health
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How concerned should we be about monkeypox?
Global health officials have sounded the alarm over rising cases in Europe and elsewhere of monkeypox, a type of viral infection more common to west and central Africa. Here's what we know about the current outbreak and the relative risk.
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The COVID pandemic is 'most certainly not over': WHO chief
The COVID-19 pandemic is 'most certainly not over,' the head of the World Health Organization warned Sunday, despite a decline in reported cases since the peak of the Omicron wave. He told governments that 'we lower our guard at our peril.'
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Biden says monkeypox cases something to 'be concerned about'
U.S. President Joe Biden said Sunday that recent cases of monkeypox that have been identified in Europe and the United States were something 'to be concerned about.'
Sci-Tech
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Why Canada is banning Huawei from participating in Canada's 5G network
The federal government is banning China's Huawei Technologies from involvement in Canada's 5G wireless network. Huawei and the Chinese government have vigorously denied accusations around the danger of spying, saying that the company poses no security threat.
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Glut of social media posts, political divisiveness a challenge for content moderators
Misinformation, trolling and worse has always existed online, but content moderators say they saw a shift after the U.S. elected Donald Trump president in 2016 that reached a new height when George Floyd, a Black man in Minneapolis, was killed in police custody in May 2020, fuelling racial tensions just as the world was locked down due to the COVID-19 pandemic.
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Elon Musk denies he sexually harassed flight attendant on private jet: report
Billionaire Elon Musk took to Twitter late on Thursday to denounce as 'utterly untrue' claims in a news report that he had sexually harassed a flight attendant on a private jet in 2016.
Entertainment
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Kate McKinnon, Pete Davidson departing from 'SNL'
Kate McKinnon and Pete Davidson are among those departing from 'Saturday Night Live,' leaving the sketch institution without arguably its two most famous names after Saturday's 47th season finale.
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Heard's lawyers try to poke holes in Depp's libel lawsuit
Attorneys for actor Amber Heard spent much of last week trying to portray her ex-husband, Johnny Depp, as a jealous and drunken abuser who can only blame himself for his nose-diving Hollywood career.
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'Harlem Shake' song behind viral dance trend turns 10 years old
"Harlem Shake" was released by Harry Rodrigues, a producer and DJ professionally known as Baauer, on May 22, 2012. The name of the song was inspired by a line from Philadelphia rapper Plastic Little's "Miller Time," which was itself a reference to a dance move made popular in the 1980s in Harlem.
Business
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America needs more baby formula. But it's an extremely tricky business
Industry insiders have long feared a situation just like this: American parents are desperately seeking adequate supply of formula for their infants during a nationwide shortage. The formula shortage has exposed an inflexible industry dominated by just three to four large players that own a majority of formula production in the United States.
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First Canadian rare earth mine starts shipping concentrate from N.W.T.
Canada has begun supplying the world with minerals critical to a greener economy with the country's first rare earth mine delivering concentrated ore.
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Five things to watch for in the Canadian business world in the coming week
Canada's big banks will report their second-quarter financial results this week.
Lifestyle
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Court to decide whether Happy the elephant deserves basic human rights
New York's highest court is set to determine whether Happy, a 47-year-old Asian elephant living at the Bronx Zoo, is being unlawfully imprisoned.
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Two-year old orders 31 cheeseburgers after mom leaves phone unlocked
A Texas mother learned an important lesson about leaving her phone unlocked after her 2-year-old son accidentally ordered 31 McDonald's cheeseburgers from DoorDash.
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Vancouver Island 'adventure cat' skis, bikes and kayaks
Before Michelle Gagnon figured out her that her cat liked playing fetch outside in the snow, Bodhi was a skittish kitten.
Sports
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Man City clinches 6th Premier League title in 11 seasons
Manchester City clinched a sixth Premier League title in 11 seasons on Sunday by scoring three times in five minutes to come from behind to beat Aston Villa 3-2 in the finale to avoid being toppled by challenger Liverpool.
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Tiger Woods withdraws from PGA Championship after posting in career-worst round at the event
Tiger Woods has withdrawn from the 2022 PGA Championship after struggling in his third round, carding his career-worst score at the event.
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Felix Auger-Aliassime wins in five sets over Varillas in first round at French Open
Quebec's Felix Auger-Aliassime worked hard to win his first main draw match at the French Open.
Autos
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Expert's tips on what to do if you're being carjacked amid rash of Toronto incidents
Some drivers in Toronto may be feeling on edge as Toronto is dealing with a rash of violent carjackings targeting mostly high-end vehicles.
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Price of gas remains high across Canada heading into long weekend
Canadians may find a lot of long faces at the pump heading into the long weekend as gas prices across the country remain high.
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Mercedes just sold the world's most expensive car for $142 million
Mercedes-Benz confirmed on Thursday that it recently sold the world's most expensive car. A very rare 1955 Mercedes-Benz SLR coupe that had been kept in the German automaker's collection was sold to a private owner for €135 million, the equivalent of $142 million.
