Publications by authors named "C H McMichael"

Rising sea levels under a changing climate will cause permanent inundation, flooding, coastal erosion, and saltwater intrusion. An emerging adaptation response is planned relocation, a directed process of relocating people, assets, and infrastructure to safer locations. Climate-related planned relocation is an unfolding process, yet no longitudinal studies have examined outcomes over time.

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Here, we developed and applied models to quantitatively reconstruct forest cover and biomass changes at three lakes in northwestern Amazonia over the past > 1500 yr. We used remotely sensed data and a modern dataset of 50 Amazonian lakes to develop generalized linear models that predict aboveground biomass, using phytolith morphotypes and forest cover as predictor variables. Also, we applied a published beta regression model to predict forest cover within 200 m of each lake, using Poaceae phytoliths.

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  • The world is nearing the critical threshold of 1.5°C warming, with 2023 recording an average temperature rise of 1.45°C since pre-industrial times, leading to severe climate-related impacts.
  • The Countdown collaboration, formed to assess the health impacts of climate change post-Paris Agreement, involves over 300 experts analyzing data and trends annually.
  • The 2024 report highlights troubling increases in climate-related health risks, such as a staggering 167% rise in heat-related deaths among seniors, indicating worsening conditions affecting wellbeing globally.
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  • * Researchers conducted a systematic review of 6,126 studies and identified 27 relevant studies that highlighted five main themes: economic impacts, psychosocial factors, infrastructure challenges, migration issues, and associated health needs.
  • * Findings indicate that extreme weather disrupts HIV services, leading to decreased testing uptake, interruptions in care, changes in risk behaviors, and ultimately, an increased prevalence of HIV.
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  • Organizations today are complex and constantly evolving, with the Military Health System undergoing significant changes to improve healthcare delivery, including a transition to the Air Force Medical Command (AFMEDCOM) structure.
  • In February 2024, a diverse group of stakeholders convened to explore medical education and training for the Air Force using systems theory and ecosystem mapping, aiming to create a more resilient organizational model.
  • The paper discusses the ecosystem approach's theoretical framework and its application in restructuring the Air Force Medical Service (AFMS) for better stakeholder relationships and re-optimization in response to challenges like Great Power Competition.
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