Environment
Journalism Misrepresent Climate Science
From EnergyNow.ca
By Jim Warren
So-called “climate realists” including , Bjørn Lomborg, have long held that climate activists and journalists exaggerate and misrepresent the threat presented by climate change.
In the latest edition of his book, False Alarm: How Climate Change Panic Costs Us Trillions, Hurts the Poor, and Fails to Fix the Planet, Lomborg muses, “Recently the media has [mis] informed us that humanity has just a decade left to rescue the planet, making 2030 the deadline to save civilization.”
This column proposes that the milieu of media hyperbole and fear that Lomborg describes has indeed contributed to the overly zealous climate change policy regime the federal government is imposing on western Canada’s agriculture and energy industries.
One of the clearest examples of media and activist misinterpretations of climate science involves the 2019 release of the Intergovernmental Panel on Climate Change (IPCC) Special Report on Climate Change and Land (SRCCL). The report’s release launched a flurry of wildly inaccurate mainstream media stories and social media posts that misrepresented its actual contents.
My initial interest in the report on land and climate change was influenced by the fact a colleague of mine at the University of Regina was one of the scholars selected by the IPCC to help produce it. And, given that the report would be addressing land use, food production and food security, I assumed it would likely have things to say that were relevant to agriculture in Saskatchewan.
Work on the SRCCL began in April of 2016. It was one of three special reports that would be incorporated into the IPCC’s Sixth Assessment Report, set for release in 2021. (The IPCC has been publishing Assessment Reports once every four to five years since 1988. They are its principal vehicle for presenting an overview of scientific assessments of climate change to the world.)
The mandate of the special report on climate and land was to explore the relationships between land use, land degradation, desertification, deforestation and climate change as well as the impacts of those relationships on global food security.
The executive summary for the report was released on August 8, 2019 at a news conference held in Geneva, Switzerland. I made a point of reading the summary the day it was released because I hoped to refer to it in an informed way the next time I met next with my colleague. (The IPCC refers the executive summary as the Summary of Policymakers).
By the evening of August 8, the distortion of reality was already underway. I encountered a number of the media stories describing the report that had little or nothing to do with the 107 findings and recommendations that appear in the Summary for Policymakers. Many of the stories led with the assertion that the report’s key message was the need to limit red meat consumption. According to my reading of the report this was patently incorrect—reducing red meat consumption was not a central theme of the report.
The journalists responsible for some of the stories were mistaken, or worse yet, making up things. As it happened, a number of climate scientists also recognized the disconnect between what the media were saying about the report and what the report actually said. In August 2021, the academic journal, Climate Change, published an article by Oxford University academic Mary Sanford and three co-authors about the controversy surrounding the way traditional media and activists on Twitter had characterized the report.
Sanford and her co-authors report that “five UK-based media organizations whose websites are amongst the most used and trusted led their coverage on the SRCCL with a focus on eating less meat in their headlines.”
The offending UK media outlets included the BBC, The Telegraph, The Mail, The Times and The Independent. Sanford’s group gave special mention to “The BBC’s article on 8 August headline ‘Plant-based diet can fight climate change – UN’.” The global reach of inaccurate coverage was bolstered by the London-based Reuters news agency which “led one of its main articles on the SRCCL with the headline ‘U.N. flags need to cut meat to curb land use impact on global warming’.”
In the U.S., articles in Time magazine, the Wall Street Journal and Vox all led with comments critical of the climate effects of meat eating or other negative aspects of the meat industry.
The headline for the August 8 CBC story on the report read, “Farming and eating need to change to curb global warming.” Although, in the body of the story itself dietary change doesn’t come up until the third paragraph and meat consumption is not specifically mentioned.
Some traditional media organizations did better. Fox News, The New York Times, and The Washington Post ran articles that addressed the report’s principal themes such as the bidirectional effects of land use practices on the climate and the impact of a changing climate on the sustainability of land use practices and the global food supply. Some like CNN provided reasonably accurate coverage in their initial August 8 reports but in subsequent days gave dietary change greater attention.
Contrary what many of the media reports suggested, several of the findings and recommendations in the Summary for Policymakers actually recognize the importance of well-managed livestock grazing to sustainable food production and biodiversity. One of the findings indicates that grazing lands provide habitat for a far greater range of plants and animals than annual field-crop agriculture. Another finding notes the carbon sink value of grassland. One of the findings regarding diet notes the important role animal protein plays in the food system. Another point recommends diversity in diets and the beneficial role played by public health dietary guidelines. At the same time the report does acknowledge that ruminant livestock (cattle, bison, sheep and goats) produce methane emissions that contribute to the greenhouse effect. But according to the report that fact does not mean we need to cease raising ruminants for food.
One needs to dive much deeper into the 910 page report than the executive summary to find any discussion about the effects of meat consumption on the climate or the food supply. In Chapter 5 the report surmises that if everyone on the planet ate as much beef as the average resident of the UK, 95% of the world’s agricultural land would be required to support meat production. And, it mentions there is academic literature which recommends reducing the consumption of animal food products while increasing the proportion of plant-based food in diets.
Chapter 5 also has a paragraph that suggests red meat consumption could potentially be reduced with the development of plant-based meat substitutes. And, in case you were wondering where Prime Minister, Justin Trudeau and the environment and climate change minister, Steven Guilbeault, get some of their more novel ideas, there is indeed a sentence in the report that suggests we might be able to make greater use of insects for food. Yep, you read that right. Buried in Chapter 5, a single sentence on insect eating is presented as a sort of blue sky idea that might help reduce red meat consumption.
It is safe to say consumption of red meat was not a significant theme in the report and eating meat was not categorically condemned. The report supports well-managed sustainable livestock grazing and recognizes the dietary importance of red meat.
As one might expect, news reports focusing on diet and meat consumption were condemned by agricultural organizations such as the UK’s National Farmers’ Union. The tenor of the news stories was also a cause of alarm for the IPCC. I met with my colleague the week of the report’s release and asked her if the IPCC was aware of the distortions in the media coverage. She said that they were and acknowledged it was a problem since the media’s focus on diet and red meat detracted from their efforts to have the actual findings of the report publicized.
No less important than identifying the inaccuracies in the news stories about the SRCCL is understanding how and why the reporting was so bad. There are a number of possibilities. One is that many journalists were simply too busy or too lazy to actually read the Summary for Policymakers before writing their stories. We might also suspect many relied on their personal world-views and preconceived ideas about what they thought they should say. Worse yet they might have actually read the report and intentionally misrepresented its contents. A good follow up question might be what are the origins of journalists’ established views on climate change and meat consumption?
Sanford and her co-authors make an effort to get at these questions and propose that many journalists’ mindsets are influenced by social media. They suggest the January 2019 release of a report published by the EAT-Lancet Commission was still fresh in many journalists’ minds when they wrote about the SRCCL in August that same year. The EAT-Lancet report was produced by 37 scientists in association with the medical journal, The Lancet, and promoted itself as “the first full scientific report of what constitutes a healthy diet from a sustainable food system that can support and speed up food system transformation.” (By way of comparison the SRCCL report was generated by 330 scientists and social scientists – more than 1,500 scientists contribute to the IPCC Assessment Reports).
The EAT-Lancet report does indeed recommend a reduction in global meat consumption. It is noteworthy that it does not advocate for the end of meat and dairy consumption but does support vegetarianism and veganism.
The EAT-Lancet report states: “The planetary health diet is a global reference diet for adults that is symbolically represented by half a plate of fruits, vegetables and nuts. The other half consists of primarily whole grains, plant proteins (beans, lentils, pulses), unsaturated plant oils, modest amounts of meat and dairy, and some added sugars and starchy vegetables. The diet is quite flexible and allows for adaptation to dietary needs, personal preferences and cultural traditions. Vegetarian and vegan diets are two healthy options within the planetary health diet but are personal choices.”
According to Sanford and her co-authors, the publication of the EAT-Lancet report coincided with growing interest in veganism and the popularization of “reports associating meat eating and livestock farming with a range of negative impacts, particularly on GHG (methane) emissions.”
By the time the IPCC released its SRCCL report the EAT-Lancet report had generated over eight million Twitter posts. While the reaction on Twitter was divided between supporters and opponents of vegetarianism, the participation of anti-livestock vegan and vegetarian activists was clearly influencing the discussion. Sanford and company propose that views critical of meat consumption were likely shaping the attitudes of journalists.
A number of studies have described the symbiotic relationship that exists between journalists and Twitter. Journalists use Twitter to post comments and links to their own stories. They also use it to inform the news stories that they write. Furthermore, journalists constitute the largest user category on Twitter, accounting for 26% of the platform’s verified accounts. Journalists and news organizations are frequent tweeters. A 2022 article in Editor and Publisher, an online publication, states that 70% of journalists claim Twitter is the first or second social media site they use most frequently in their jobs. They make posts about the content they produce and have more followers than any other verified user groups on Twitter.
In 2018, an article in the Columbia Journalism Review expressed alarm over the reliance journalists were placing on Twitter as a source for their work. Especially worrisome was the fact some journalists claimed to place more reliance on anonymous tweets than information provided by The Associated Press. The quality of journalism is bound to suffer if reporters rely on the claims of activists with agendas that don’t include dissemination of unvarnished objective evidence. The danger is that this can produce a cycle of garbage in garbage out journalism.
We can reasonably assume that at least some journalists writing articles in the week following the release of the SRCCL were influencing the discussion on Twitter and were in turn influenced by it. However, the data presented by the Sanford group also suggests that journalist-Twitter cross fertilization was occurring in only two corners of the Twitterverse.
It is hardly surprising that the research shows when it comes to issues related to the IPCC and climate change, social media posts reflect the culture wars occurring in wider society. Social media posts about climate change occur within two polarized echo chambers. There is the activist group who embrace the idea that climate change is a real and urgent problem threatening life on the planet. Some members of the activist faction claim climate change is the greatest threat facing humanity and nature. And, then there is the skeptic faction that includes those who claim the science on climate change is uncertain and the dangers are frequently exaggerated. And, it’s true some members of the skeptic group assume human caused climate change is a hoax.
Social scientists often feel the need to invent jargon to describe social phenomena. One of the concepts they use to explain the climate divide on Twitter is “homophily,” the tendency for people to be attracted to and seek out others who are similar to themselves – and share their opinions. Added to this is “confirmation bias,” the tendency of people to accept new information when it confirms their pre-existing beliefs and reject ideas that contradict those beliefs.
Sanford and her co-authors systematically parsed over 6,000 Twitter posts related to the SRCCL. They show that most of the discussion on Twitter was indeed contested by the usual suspects. There was a skeptic camp who criticized the IPCC “for in their view slandering the meat and dairy industries, and trying to take away their right to eat meat.” And there was an activist group, which included vegans and vegetarians who criticized meat eaters for contributing to climate change.
Given the actual content of the Special Report on Climate and Land, the content of the Twitter war makes absolutely no sense. The skeptics were incensed over things the report never actually said and the activists defended it for things it didn’t actually say. Particularly troubling for people who hope for objective unbiased reporting is that journalists tended to side with the inaccurate assessments being made by the activist camp. As we’ve seen, many of them wrote stories that identified diet and meat eating as the focus of the report. Both vegan activists and sympathetic journalists would have come closer to “their own truth” had the news stories criticized the IPCC for failing to pay enough attention to diet and meat eating.
It is disturbing to learn objective reality had such a minimal impact on the Twitter debate or the journalists writing inaccurate stories. It was a case of homophily and confirmation bias on steroids. People simply chose sides based on their usual positions regardless of actual facts and evidence. It was wearing the team colours that really counted.
For people who rely on agriculture or jobs in the energy sector for their livelihoods the current quality of media articles and discussions on social media in relation to climate change is not very comforting. In Canada, the problems may well be exacerbated by the federal government’s subsidization of traditional media organizations. The agendas of strident environmental activists and the federal government’s climate policies often coincide. Given the incestuous relationship between journalists and environmental activists on Twitter it is perhaps understandable that traditional media, environmental activists and the federal government often sing from the same hymn book. For people who practice healthy skepticism, the fact our federal government is subsidizing the news media is grounds for suspicion about the veracity of Canadian journalism.
Unfortunately coming up with effective strategies for combating widely-held misconceptions about climate change in traditional and social media is a daunting challenge. The problem is unlikely to be remedied any time soon.
Jim Warren is an Adjunct Professor and Lecturer in environmental sociology at the University of Regina.
Automotive
Politicians should be honest about environmental pros and cons of electric vehicles
From the Fraser Institute
By Annika Segelhorst and Elmira Aliakbari
According to Steven Guilbeault, former environment minister under Justin Trudeau and former member of Prime Minister Carney’s cabinet, “Switching to an electric vehicle is one of the most impactful things Canadians can do to help fight climate change.”
And the Carney government has only paused Trudeau’s electric vehicle (EV) sales mandate to conduct a “review” of the policy, despite industry pressure to scrap the policy altogether.
So clearly, according to policymakers in Ottawa, EVs are essentially “zero emission” and thus good for environment.
But is that true?
Clearly, EVs have some environmental advantages over traditional gasoline-powered vehicles. Unlike cars with engines that directly burn fossil fuels, EVs do not produce tailpipe emissions of pollutants such as nitrogen dioxide and carbon monoxide, and do not release greenhouse gases (GHGs) such as carbon dioxide. These benefits are real. But when you consider the entire lifecycle of an EV, the picture becomes much more complicated.
Unlike traditional gasoline-powered vehicles, battery-powered EVs and plug-in hybrids generate most of their GHG emissions before the vehicles roll off the assembly line. Compared with conventional gas-powered cars, EVs typically require more fossil fuel energy to manufacture, largely because to produce EVs batteries, producers require a variety of mined materials including cobalt, graphite, lithium, manganese and nickel, which all take lots of energy to extract and process. Once these raw materials are mined, processed and transported across often vast distances to manufacturing sites, they must be assembled into battery packs. Consequently, the manufacturing process of an EV—from the initial mining of materials to final assembly—produces twice the quantity of GHGs (on average) as the manufacturing process for a comparable gas-powered car.
Once an EV is on the road, its carbon footprint depends on how the electricity used to charge its battery is generated. According to a report from the Canada Energy Regulator (the federal agency responsible for overseeing oil, gas and electric utilities), in British Columbia, Manitoba, Quebec and Ontario, electricity is largely produced from low- or even zero-carbon sources such as hydro, so EVs in these provinces have a low level of “indirect” emissions.
However, in other provinces—particularly Alberta, Saskatchewan and Nova Scotia—electricity generation is more heavily reliant on fossil fuels such as coal and natural gas, so EVs produce much higher indirect emissions. And according to research from the University of Toronto, in coal-dependent U.S. states such as West Virginia, an EV can emit about 6 per cent more GHG emissions over its entire lifetime—from initial mining, manufacturing and charging to eventual disposal—than a gas-powered vehicle of the same size. This means that in regions with especially coal-dependent energy grids, EVs could impose more climate costs than benefits. Put simply, for an EV to help meaningfully reduce emissions while on the road, its electricity must come from low-carbon electricity sources—something that does not happen in certain areas of Canada and the United States.
Finally, even after an EV is off the road, it continues to produce emissions, mainly because of the battery. EV batteries contain components that are energy-intensive to extract but also notoriously challenging to recycle. While EV battery recycling technologies are still emerging, approximately 5 per cent of lithium-ion batteries, which are commonly used in EVs, are actually recycled worldwide. This means that most new EVs feature batteries with no recycled components—further weakening the environmental benefit of EVs.
So what’s the final analysis? The technology continues to evolve and therefore the calculations will continue to change. But right now, while electric vehicles clearly help reduce tailpipe emissions, they’re not necessarily “zero emission” vehicles. And after you consider the full lifecycle—manufacturing, charging, scrapping—a more accurate picture of their environmental impact comes into view.
Agriculture
Canada’s air quality among the best in the world
From the Fraser Institute
By Annika Segelhorst and Elmira Aliakbari
Canadians care about the environment and breathing clean air. In 2023, the share of Canadians concerned about the state of outdoor air quality was 7 in 10, according to survey results from Abacus Data. Yet Canada outperforms most comparable high-income countries on air quality, suggesting a gap between public perception and empirical reality. Overall, Canada ranks 8th for air quality among 31 high-income countries, according to our recent study published by the Fraser Institute.
A key determinant of air quality is the presence of tiny solid particles and liquid droplets floating in the air, known as particulates. The smallest of these particles, known as fine particulate matter, are especially hazardous, as they can penetrate deep into a person’s lungs, enter the blood stream and harm our health.
Exposure to fine particulate matter stems from both natural and human sources. Natural events such as wildfires, dust storms and volcanic eruptions can release particles into the air that can travel thousands of kilometres. Other sources of particulate pollution originate from human activities such as the combustion of fossil fuels in automobiles and during industrial processes.
The World Health Organization (WHO) and the Canadian Council of Ministers of the Environment (CCME) publish air quality guidelines related to health, which we used to measure and rank 31 high-income countries on air quality.
Using data from 2022 (the latest year of consistently available data), our study assessed air quality based on three measures related to particulate pollution: (1) average exposure, (2) share of the population at risk, and (3) estimated health impacts.
The first measure, average exposure, reflects the average level of outdoor particle pollution people are exposed to over a year. Among 31 high-income countries, Canadians had the 5th-lowest average exposure to particulate pollution.
Next, the study considered the proportion of each country’s population that experienced an annual average level of fine particle pollution greater than the WHO’s air quality guideline. Only 2 per cent of Canadians were exposed to fine particle pollution levels exceeding the WHO guideline for annual exposure, ranking 9th of 31 countries. In other words, 98 per cent of Canadians were not exposed to fine particulate pollution levels exceeding health guidelines.
Finally, the study reviewed estimates of illness and mortality associated with fine particle pollution in each country. Canada had the fifth-lowest estimated death and illness burden due to fine particle pollution.
Taken together, the results show that Canada stands out as a global leader on clean air, ranking 8th overall for air quality among high-income countries.
Canada’s record underscores both the progress made in achieving cleaner air and the quality of life our clean air supports.
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