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Ryan Harp

@ryanharp.bsky.social
104 followers 125 following 11 posts

Assistant Professor at the University of Minnesota Department of Soil, Water, and Climate & Climate Adaptation Partnership | Researching topics ranging from precipitation and drought to how our climate affects our health

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Ryan Harp @ryanharp.bsky.social · 5h
Finally, I will not be changing my sports allegiances and will be taking no further questions on the matter. Go Badgers! 🦡🔴⚪
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Ryan Harp @ryanharp.bsky.social · 5h
I will be recruiting a student (MS or PhD) to join my group in the near future—stay tuned. Please reach out if you or someone you know are interested in exploring hydroclimatic variability/predictability or the connections between health and our climate, especially vector-borne disease. 🌧️ 🌡️ 🦟
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Ryan Harp @ryanharp.bsky.social · 5h
I will also continue with the University of Minnesota Climate Adaptation Partnership as the Faculty Research Lead for Climate Impacts and Health working to build climate resilience for Minnesotans across the state!
A placard reading "Climate Adaptation Partnership | CFANS / Extension."
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Ryan Harp @ryanharp.bsky.social · 5h
🎉 I am very excited to share that I've started a new position as an Assistant Professor in the Department of Soil, Water, and Climate with the University of Minnesota! 🎉 I'm looking forward to expanding my research portfolio into hydroclimatic variability and links between climate and health! 🌊 🌎 🏥
Ryan standing in front of a University of Minnesota name placard that reads "Ryan Harp, Department of Soil, Water, and Climate."
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Reposted by Ryan Harp
AGU GeoHealth Section @agugeohealth.bsky.social · 15/04/2026
Join us for the 2026 AGU @agu.org - AMS @ametsoc.org @agugeohealth.bsky.social Showcase! This virtual event highlights the strong connection between AGU and AMS, bringing together experts across weather, climate, environment, and health for engaging discussions. #GeoHealth #AGU #AMS #ClimateHealth
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Reposted by Ryan Harp
Eos @eos.org · 20/02/2026
West Nile virus can cause a potentially fatal neuroinvasive infection. Scientists are taking a regional approach to improve forecasting of the virus. Research by @ryanharp.bsky.social @noaa.gov & colleagues from @cires.colorado.edu and #CDC in @geohealthjournal.bsky.social. eos.org/research-spo...
eos.org
New Method Could Improve U.S. Forecasting of West Nile Virus - Eos
An innovative model uses regional climate data and records of West Nile virus neuroinvasive disease to outperform existing forecasts, potentially helping communities prepare.
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Ryan Harp @ryanharp.bsky.social · 16/02/2026
For more info on the state of WNV forecasting, see our evaluation of the 2020 (doi.org/10.1186/s130...) and 2022 WNV forecasting challenges (doi.org/10.1186/s130...).
doi.org
Evaluation of the 2022 West Nile virus forecasting challenge, USA - Parasites & Vectors
Background West Nile virus (WNV) is the most common cause of mosquito-borne disease in the continental USA, with an average of ~1200 severe, neuroinvasive cases reported annually from 2005 to 2021 (ra...
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Ryan Harp @ryanharp.bsky.social · 16/02/2026
Note that this forecast is not operational but an advancement and foundation to be built on. While we were able to produce improvements at the regional scale, finer scale forecasts (county-level) are needed for decision-making.
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Ryan Harp @ryanharp.bsky.social · 16/02/2026
When we use these relationships to inform our forecasts, we were able to see nationwide forecast improvements of ~22% over a benchmark forecast! This varied by region, as you can see here:
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Ryan Harp @ryanharp.bsky.social · 16/02/2026
Our model also allowed for regional differences in the climate factors that informed predictions, though drought and temperature were the most common climate factors affecting WNV between regions. Here's how monthly drought affects WNV in the upcoming season across regions (red = more WNV):
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Ryan Harp @ryanharp.bsky.social · 16/02/2026
New paper out! We developed a new approach to West Nile virus forecasting that is the first nationwide attempt to beat a benchmark standard (by 22%!). The key advancement was aggregating county data to regions which boosted signals that were obscured by small case counts. doi.org/10.1029/2025...
doi.org
A Regionally Determined Climate‐Informed West Nile Virus Forecast Technique
Aggregating county-level case data to the regional-level enhanced the signal of the spatially varying effects of climate on case counts Drought and temperature were the most common climate factor...
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Reposted by Ryan Harp
Colin Carlson @colincarlson.bsky.social · 17/09/2025
🚨 NEW: Climate change is already causing 30,000 deaths per year - a global annual economic loss of $100-350B USD - but the true damage is probably 10x higher. Out TODAY in Nature Climate Change: the first systematic look at the science of "health impact attribution" 🔓 www.nature.com/articles/s41...
"Health losses attributed to anthropogenic climate change," a brief communication in the journal Nature Climate Change. There's a map showing regions of the world, and pie charts of relevant studies as they apply to different health impacts like "heat-related deaths" and "maternal and child health"
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Ryan Harp @ryanharp.bsky.social · 12/08/2025
The National Academies are examining the body of evidence for whether greenhouse gas emissions have impacts on public health and welfare in the U.S. A public request for information is open through 8/27 for anyone interested in contributing. More here: www.nationalacademies.org/news/2025/08...
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Ryan Harp @ryanharp.bsky.social · 08/08/2025
May as well make my first post a new job announcement: I've begun a new position as an applied climate scientist with the University of Minnesota Climate Adaptation Partnership! I'm excited to continue researching climate and health and build climate resilience in Minnesota and the Midwest! 🌎🌦️🏥
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