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	<title>Alaska Native &#8211; Science</title>
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	<title>Alaska Native &#8211; Science</title>
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		<title>Climate Change Threatens Food, Culture and Youth in Rural Alaska Native Communities</title>
		<link>https://scienmag.com/climate-change-threatens-food-culture-and-youth-in-rural-alaska-native-communities/</link>
		
		<dc:creator><![CDATA[Sloane Callahan]]></dc:creator>
		<pubDate>Sat, 10 Oct 2026 22:39:44 +0000</pubDate>
				<category><![CDATA[Medicine]]></category>
		<category><![CDATA[Alaska Native]]></category>
		<category><![CDATA[Alaska Native health and well-being]]></category>
		<category><![CDATA[Arctic]]></category>
		<category><![CDATA[BMC Medicine]]></category>
		<category><![CDATA[climate change]]></category>
		<category><![CDATA[climate change and traditional knowledge]]></category>
		<category><![CDATA[Climate change impacts on Arctic communities]]></category>
		<category><![CDATA[community-based climate research methods]]></category>
		<category><![CDATA[community-engaged research]]></category>
		<category><![CDATA[cultural preservation amidst climate change]]></category>
		<category><![CDATA[cultural transmission]]></category>
		<category><![CDATA[effects of permafrost thaw on rural Alaska]]></category>
		<category><![CDATA[Food security]]></category>
		<category><![CDATA[food security challenges in Alaska Native communities]]></category>
		<category><![CDATA[health priorities]]></category>
		<category><![CDATA[Indigenous knowledge]]></category>
		<category><![CDATA[interdisciplinary research on Arctic climate and health]]></category>
		<category><![CDATA[Q methodology]]></category>
		<category><![CDATA[Q-methodology in climate and health studies]]></category>
		<category><![CDATA[sea ice retreat and indigenous livelihoods]]></category>
		<category><![CDATA[shifting river regimes in northern Alaska]]></category>
		<category><![CDATA[subsistence]]></category>
		<category><![CDATA[youth perspectives on climate change in Arctic regions]]></category>
		<category><![CDATA[youth well-being]]></category>
		<guid isPermaLink="false">https://scienmag.com/?p=260142</guid>

					<description><![CDATA[A community-driven Q-methodology study in four rural Alaska Native communities identifies food security, Indigenous knowledge, and cultural transmission to youth as the top health priorities under accelerating climate change.]]></description>
										<content:encoded><![CDATA[<p>In the high latitudes of the planet, warming is not an abstract forecast but a lived daily reality. Permafrost thaws, sea ice retreats, river regimes shift, and the seasons that northern peoples have read for millennia grow less predictable. A new study published in BMC Medicine by Karsten Hueffer of the University of Alaska Fairbanks and a large interdisciplinary team, including researchers from the Center for Alaska Native Health Research and community partners, set out to answer a deceptively simple question: when rural Alaska Native communities themselves are asked what matters most for their health in a changing climate, what do they say? The answer, drawn from systematic community-engaged research conducted between August and December 2024, is both striking in its consistency and sobering in its implications for how climate and health research is usually done.</p>
<p>The methodological core of the study is Q-methodology, a mixed qualitative-quantitative technique that occupies a distinctive niche in the social and health sciences. Unlike conventional surveys that impose predetermined response categories on participants, Q-methodology presents individuals with a set of statements about a topic and asks them to rank these statements along a continuum, typically from most agreeable to most disagreeable. The resulting rankings are then analyzed statistically, often with factor analysis, to reveal clusters of shared viewpoints that exist across participants. The approach is powerful precisely because it lets the structure of opinions emerge from the data rather than from the assumptions of the researchers. In the context of this study, it allowed the team to engage community members directly, prioritize the issues most locally relevant, and identify concrete targets for future interventions, all while generating quantitative consensus data that can guide funding and policy decisions.</p>
<p>The research was carried out in four rural Alaska Native communities, places that have long navigated significant health disparities with limited resources and that sit on the front line of accelerated high-latitude climate change. The work was reviewed by the University of Alaska Institutional Review Board and by the Yukon Kuskokwim Health Corporation&#8217;s Executive Board of Directors, and it followed both the principles of the Helsinki Declaration and the supplemental guidance of the National Institutes of Health on the responsible management and sharing of American Indian and Alaska Native participant data. Every participant provided informed consent. These procedural details matter: research with Indigenous communities has a fraught history, and the study&#8217;s design reflects a growing movement toward community-driven science in which communities are partners and priority-setters rather than passive subjects.</p>
<p>What emerged from the rankings was a remarkably coherent picture. Three priorities rose consistently to the top across the participating communities: food security, Indigenous knowledge and practices, and the transmission of culture and traditional ways of living to younger generations. These are not three separate concerns but, as the authors emphasize, three strands of a single braid. Community perspectives reflected a holistic view of health in which climate change is understood not merely as an environmental stressor but as a force that connects individual health and community well-being through the social-ecological landscape. The land, the waters, the animals, and the practices that bind people to them form an integrated system, and threats to any part of that system ripple through all of it.</p>
<p>The centrality of food security in the findings deserves particular attention. In rural Alaska, subsistence harvesting of fish, marine mammals, caribou, moose, berries, and other wild foods is not a lifestyle preference; it is the material and cultural foundation of community nutrition and identity. Store-bought food in remote villages is expensive, often less nutritious, and logistically vulnerable to weather and supply-chain disruption. When climate change alters the timing of salmon runs, the stability of river ice, or the migration routes of game, it strikes directly at the food system that communities depend on to subsist and thrive. The study&#8217;s participants ranked these impacts on traditional ways of living from the land as their foremost climate-related health concern, a finding that reframes food security in the Arctic as inseparable from environmental stewardship and cultural continuity.</p>
<p>Equally significant is the prominence of Indigenous knowledge and practices in the consensus rankings. Indigenous knowledge systems encode detailed, place-based understanding of weather, ice, animal behavior, and seasonal cycles, refined over generations of observation and adaptation. This knowledge is not static; it is dynamic and adaptive, and it has allowed northern peoples to survive at the extremes of weather for thousands of years. But knowledge is only as resilient as its transmission. The study found that the well-being and futures of young people arose as a primary shared concern across communities, pointing toward interventions that engage youth in the transmission of traditional knowledge and practices on the land. In other words, the participants identified the next generation as both the most vulnerable link and the most promising point of intervention.</p>
<p>This youth-centered finding carries substantial implications for public health practice. Conventional climate-health frameworks often emphasize physical hazards such as heat, storm damage, or vector-borne disease, and these are certainly relevant in a warming North. Yet the communities in this study directed attention toward a different set of mechanisms: the psychological and social consequences of cultural disruption, the loss of intergenerational connection, and the erosion of the practices that give young people identity, purpose, and belonging. Research on Indigenous health has repeatedly shown that cultural continuity and self-determination are protective factors against a range of adverse outcomes. The Alaska findings align with that literature and suggest that climate adaptation programs which fail to invest in cultural transmission may miss the mechanisms that communities themselves consider most vital.</p>
<p>The study&#8217;s authors argue that a community-engaged approach of this kind can generate consensus data capable of steering research and interventions toward the highest needs and priorities of the communities most affected by climate change. That claim has practical weight. Funding agencies and health systems frequently design climate and health programs top-down, importing models developed in urban or temperate settings that map poorly onto Arctic realities. By contrast, a systematic, replicable method for eliciting and quantifying community priorities gives decision-makers a defensible, evidence-based mandate: place-based solutions that protect and preserve environmental resources, support subsistence livelihoods, and put young people on the land with elders who can pass on what they know. The study was supported in part by Phase I of the National Institutes of Health Agreement OT2HL158287, funded in 2023, indicating institutional investment in precisely this kind of community-partnered research infrastructure.</p>
<p>There is also a broader scientific lesson in the findings about how health itself should be conceptualized in the climate era. The holistic view expressed by participants, in which individual health, community well-being, food systems, and the social-ecological landscape form one connected whole, challenges the siloed structure of much biomedical research. Climate change acts on health through ecosystems, and ecosystems in the North are inseparable from the cultural practices that sustain both people and landscapes. A warming Arctic alters the resources embedded in local and Indigenous cultural practices, and those resources are, in the participants&#8217; framing, precisely what health is made of. Understanding climate-health interactions therefore requires methods that can capture coupled human-environment systems, not just clinical endpoints measured in clinics.</p>
<p>As high-latitude warming continues to outpace the global average, the experience of rural Alaska Native communities offers a preview of challenges that will reach many other regions: destabilized food systems, threatened livelihoods, and the strain of environmental change on cultural continuity and mental health. What this study adds is a rigorous, community-driven demonstration of where those communities want the response to begin. Food security, Indigenous knowledge, and the futures of young people are not peripheral co-benefits of climate policy; in the communities at the extremes of weather and climate change, they are the core of health itself. The task now facing researchers, funders, and policymakers is to build interventions worthy of that clarity, grounded in place, sustained by partnership, and designed to keep both the land and the generations that depend on it whole.</p>
<p><strong>Subject of Research:</strong> Community-identified climate change and health priorities in rural Alaska Native communities</p>
<p><strong>Article Title:</strong> Health priorities for rural Alaska native communities at the extremes of weather and climate change</p>
<p><strong>Article References:</strong> Hueffer, K., Brinkman, T., Robinson, H. D., Joseph, V., Chaliak, J. A., John, S., Clinton, M., Shaw, J., Peter, T., Bersamin, A., Allen, J., Azadda, R. D., Grogan-Kaylor, A., Lee, K., &amp; Rasmus, S. (2026). Health priorities for rural Alaska native communities at the extremes of weather and climate change. <em>BMC Medicine</em>. <a href="https://doi.org/10.1186/s12916-026-05176-1" rel="noopener noreferrer">https://doi.org/10.1186/s12916-026-05176-1</a></p>
<p><strong>Image Credits:</strong> AI Generated</p>
<p><strong>DOI:</strong> <a href="https://doi.org/10.1186/s12916-026-05176-1" rel="noopener noreferrer">10.1186/s12916-026-05176-1</a></p>
<p><strong>Keywords:</strong> Alaska Native, climate change, health priorities, food security, Indigenous knowledge, Q-methodology, subsistence, cultural transmission, community-engaged research, Arctic, youth well-being, BMC Medicine</p>
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		<post-id xmlns="com-wordpress:feed-additions:1">260142</post-id>	</item>
		<item>
		<title>Gastric Cancer Hits American Indian Patients Harder and Treatment Starts Slower in North Carolina</title>
		<link>https://scienmag.com/gastric-cancer-hits-american-indian-patients-harder-and-treatment-starts-slower-in-north-carolina/</link>
		
		<dc:creator><![CDATA[Nathaniel Bowman]]></dc:creator>
		<pubDate>Wed, 30 Sep 2026 20:38:00 +0000</pubDate>
				<category><![CDATA[Cancer]]></category>
		<category><![CDATA[Alaska Native]]></category>
		<category><![CDATA[American Indian]]></category>
		<category><![CDATA[Cancer Causes & Control]]></category>
		<category><![CDATA[cancer epidemiology]]></category>
		<category><![CDATA[cancer registry]]></category>
		<category><![CDATA[cancer registry analysis of gastric cancer trends]]></category>
		<category><![CDATA[delayed treatment initiation in American Indian gastric cancer patients]]></category>
		<category><![CDATA[early detection challenges in Native American communities]]></category>
		<category><![CDATA[factors influencing gastric]]></category>
		<category><![CDATA[gastric cancer]]></category>
		<category><![CDATA[Gastric cancer disparities in American Indian populations]]></category>
		<category><![CDATA[gastric cancer epidemiology in North Carolina]]></category>
		<category><![CDATA[health disparities in oncology among American Indians]]></category>
		<category><![CDATA[health disparity]]></category>
		<category><![CDATA[Helicobacter pylori]]></category>
		<category><![CDATA[impact of race on gastric cancer outcomes]]></category>
		<category><![CDATA[late-stage gastric cancer in Native American patients]]></category>
		<category><![CDATA[non-cardia gastric cancer]]></category>
		<category><![CDATA[North Carolina]]></category>
		<category><![CDATA[racial differences in gastric cancer diagnosis timing]]></category>
		<category><![CDATA[racial gaps in gastric cancer treatment timelines]]></category>
		<category><![CDATA[rural health]]></category>
		<category><![CDATA[time to treatment]]></category>
		<category><![CDATA[tumor location and stage in gastric cancer among different racial groups]]></category>
		<guid isPermaLink="false">https://scienmag.com/?p=219038</guid>

					<description><![CDATA[A North Carolina registry study of nearly 8,000 gastric cancer patients finds that American Indian and Alaska Native patients are diagnosed younger, at later stages, and with a significantly lower probability of starting treatment within the first thirty days compared with white patients.]]></description>
										<content:encoded><![CDATA[<p>Gastric cancer remains one of the most formidable malignancies in oncology, a disease that is often diagnosed late and treated with difficulty, and a new study from North Carolina now shows that the burden of this cancer is not shared equally across racial groups within the state. Researchers led by Madison T. Uhrin and Bradford E. Jackson of the University of North Carolina at Chapel Hill examined nearly two decades of statewide cancer registry data and found that non-Hispanic American Indian and Alaska Native patients with gastric cancer were diagnosed at a younger age, more frequently with tumors arising outside the upper part of the stomach, and at somewhat later stages than their non-Hispanic white counterparts. Perhaps most strikingly, American Indian patients were consistently slower to begin treatment after diagnosis, with a measurable gap appearing within the first thirty days, a window that oncologists consider critical for effective intervention.</p>
<p>The study, published in the journal Cancer Causes &amp; Control, drew on records from the North Carolina Central Cancer Registry covering the years 2003 through 2021. The investigators constructed two analytic cohorts: a diagnosis cohort comprising 111 non-Hispanic American Indian and Alaska Native patients and 7,685 non-Hispanic white patients, and a treatment cohort of 97 American Indian and Alaska Native patients and 6,040 white patients for whom treatment information was available. By restricting the analysis to North Carolina and comparing the two groups directly, the team aimed to provide the first baseline assessment of the gastric cancer burden borne by American Indian communities in the state, a population that has historically been undercounted and understudied in cancer surveillance research.</p>
<p>The demographic and clinical profile of gastric cancer differed markedly between the two groups. American Indian and Alaska Native patients were diagnosed at a median age of 65 years compared with 68 years for white patients, a difference that was statistically significant. The anatomical distribution of their tumors also diverged: 80 percent of American Indian and Alaska Native patients had non-cardia gastric cancer, tumors arising in the lower portions of the stomach, whereas the corresponding figure among white patients was 62 percent. This distinction matters clinically because cardia and non-cardia gastric cancers have different risk factor profiles, different patterns of occurrence across populations, and different associations with infection by the bacterium Helicobacter pylori, a well-established cause of gastric carcinoma.</p>
<p>Stage at diagnosis also differed, with 36 percent of American Indian and Alaska Native patients diagnosed at a later stage compared with 32 percent of white patients, a modest but statistically significant difference. The two groups differed just as sharply in where they lived. Fully 76 percent of American Indian and Alaska Native patients resided in areas with low residential population density, compared with only 26 percent of white patients. This rural concentration is more than a descriptive footnote; rural residence is associated with longer travel distances to specialized cancer centers, reduced access to gastroenterologists and oncologists, and documented delays in cancer diagnosis and treatment across many malignancies. Any explanation of the treatment gaps observed in this study must contend with the geography of the affected communities.</p>
<p>To quantify the treatment disparity, the researchers analyzed the risk of receiving no documented treatment at all and the timing of the first treatment after diagnosis. Using modified Poisson regression, a statistical technique well suited to modeling common binary outcomes while estimating risk ratios directly, they estimated the multivariable-adjusted association between race and failure to initiate treatment. The adjusted risk ratio was 1.13, with a 95 percent confidence interval spanning 0.87 to 1.47 and a p-value of 0.34. In other words, American Indian and Alaska Native patients had a point estimate suggesting a thirteen percent higher risk of receiving no treatment, but the wide confidence interval means the data cannot rule out effects ranging from a modest reduction to a nearly fifty percent increase in risk. The authors were careful to present this result as inconclusive rather than as evidence of no difference.</p>
<p>The timing analysis told a more consistent story. The team estimated race-specific cumulative incidence functions for treatment initiation, a method that accounts for the possibility that some patients die before starting treatment, and refined these estimates using inverse probability weighting to adjust for key covariates such as age, stage, and socioeconomic characteristics of the patients&#8217; residential areas. Confidence intervals were obtained through bootstrapping, a resampling approach that makes minimal assumptions about the underlying distributions. The cumulative incidence of treatment initiation was consistently lower for American Indian and Alaska Native patients throughout follow-up, and at thirty days after diagnosis the difference was statistically significant, with a cumulative incidence difference of minus 0.09 and a 95 percent confidence interval of minus 0.17 to minus 0.01. Nine percentage points fewer American Indian and Alaska Native patients had begun treatment within the first month.</p>
<p>Why does a thirty-day delay matter? In gastric cancer, as in many solid tumors, time to first treatment is a widely used quality-of-care indicator, and delays are associated with disease progression, reduced eligibility for curative surgery, and worse survival. A nine-percentage-point gap in the first month, sustained across the first year after diagnosis, suggests a systematic difference in how quickly patients move from diagnosis to oncologic care, whether because of barriers in referral pathways, insurance and authorization hurdles, transportation and lodging challenges in rural areas, patient-provider communication, or differences in tumor biology and comorbid illness that complicate treatment planning. The study was not designed to isolate which of these mechanisms dominates, but the consistency of the timing gap, in contrast to the imprecise estimate for receiving no treatment at all, points toward delays rather than outright withholding of care as the central disparity.</p>
<p>The findings fit into a broader national picture. Previous research has documented elevated gastric cancer incidence and mortality among American Indian and Alaska Native populations in the United States, with particularly high rates in Alaska and certain regions of the country, and prior work has linked these patterns to higher prevalence of Helicobacter pylori infection and its virulent strains in some Native communities. The North Carolina study extends this literature by focusing on a state with a large, diverse Native population that includes both federally and non-federally recognized tribes, and by adding the dimension of treatment timeliness, which had been examined nationally but not previously at the state level for this population. The authors also situate the work within a series of recent North Carolina analyses of cancer burden and end-of-life care quality among American Indian patients conducted with the Cancer Information and Population Health Resource at the UNC Lineberger Comprehensive Cancer Center.</p>
<p>The researchers acknowledge important limitations inherent to registry-based studies of Native populations. Racial misclassification is a persistent problem in state cancer data; earlier work in North Carolina has shown that American Indian race is sometimes misrecorded among members of non-federally recognized tribes, which could bias incidence and outcome estimates in either direction. Registry treatment information may also be incomplete, particularly for care delivered outside reporting facilities, and the modest number of American Indian and Alaska Native patients, 111 in the diagnosis cohort, limits statistical power and explains the wide confidence interval around the risk ratio for no treatment. The investigators addressed the treatment-data concern by noting prior validation work on registry-based treatment information and by using documented receipt of treatment as the outcome, while the small-sample problem was handled through robust variance estimation and bootstrapped intervals rather than ignored.</p>
<p>For public health practitioners and oncologists in North Carolina and beyond, the study delivers a clear message: gastric cancer in American Indian and Alaska Native communities presents differently, is caught later, and reaches treatment more slowly than in the white population, and these differences are measurable with the surveillance systems already in place. The authors frame their results as a baseline against which future interventions can be judged, whether those interventions target earlier detection of non-cardia tumors in younger Native patients, streamline the diagnostic-to-treatment pathway in rural counties, or expand culturally grounded patient navigation. Given that gastric cancer is often preventable through detection and eradication of Helicobacter pylori and that survival depends heavily on stage at diagnosis, closing the thirty-day treatment gap identified here could translate into concrete survival gains for a population that has carried a disproportionate share of this disease for far too long.</p>
<p><strong>Subject of Research:</strong> Racial disparities in gastric cancer diagnosis and time-to-first-treatment between non-Hispanic American Indian Alaska Native and white patients in North Carolina</p>
<p><strong>Article Title:</strong> Characterizing gastric cancer and time-to-first treatment among non-Hispanic American Indian Alaska Native and white patients in North Carolina</p>
<p><strong>Article References:</strong> Uhrin, M. T., Jackson, B. E., Baggett, C. D., Spees, L. P., Begay, J. A., Epplein, M., Wheeler, S. B., Bell, R. A., &amp; Emerson, M. A. (2026). Characterizing gastric cancer and time-to-first treatment among non-Hispanic American Indian Alaska Native and white patients in North Carolina. <em>Cancer Causes &amp;amp; Control, 37</em>(10), Article 173. <a href="https://doi.org/10.1007/s10552-026-02254-w" rel="noopener noreferrer">https://doi.org/10.1007/s10552-026-02254-w</a></p>
<p><strong>Image Credits:</strong> AI Generated</p>
<p><strong>DOI:</strong> <a href="https://doi.org/10.1007/s10552-026-02254-w" rel="noopener noreferrer">10.1007/s10552-026-02254-w</a></p>
<p><strong>Keywords:</strong> gastric cancer, American Indian, Alaska Native, health disparity, time to treatment, North Carolina, cancer registry, Helicobacter pylori, non-cardia gastric cancer, rural health, cancer epidemiology, Cancer Causes &amp; Control</p>
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