Sapna Sharma
@sapnasharma.bsky.social
Professor in the Department of Biology at York University researching the impacts of climate change on lakes. Inaugural Academic Director of the United Nations Institute for Training and Research (UNITAR) Global Water Academy.
In a new Opinion piece just published in PLOS Climate, @joshculpepper.bsky.social, @sapnasharma.bsky.social and colleagues highlight the opportunity to use the upcoming ‘super” El Niño to investigate the effects of climate variability on lakes. journals.plos.org/climate/arti...
Using a “Super” El Niño to understand how lakes respond to climate extremes
journals.plos.org
Registration is open for #HackingLimno & #DSOS26 10-14 August!! This FREE, VIRTUAL event will host 3 workshops and 20 presentations in all things #datascience #openscience #limnology #ecology #hydrology #oceanography. aquaticdatasciopensci.github.io/registration/
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Conference Template
aquaticdatasciopensci.github.io
We're hiring an Assistant Professor of Ecology! Come and join me and a great group of colleagues at University of Windsor in Windsor, Ontario, Canada. Our job ad: efhc.fa.ca2.oraclecloud.com/hcmUI/Candid... Message me if you have questions. @ibiouwindsor.bsky.social @uwindsor.bsky.social
Awesome opportunity for a 2 year mentored fellowship that transitions to a TT line at Stony Brook in ecological and/or evolutionary responses to global change through the SUNY Prodigy+ program: apply.interfolio.com/178040
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Come work on the beautiful east coast! Our department has a 9 month teaching-focused position advertised. Happy to chat! @stfx-university.bsky.social recruiting.ultipro.ca/GOV5000GOVE/...
recruiting.ultipro.ca
‘We’re in danger of extinction’: can Bolivia’s ‘water people’ survive a rising tide of salt and migration?
‘We’re in danger of extinction’: can Bolivia’s ‘water people’ survive a rising tide of salt and migration?
The Uru Chipaya, one of South America’s most ancient civilisations, are battling drought, salinity and an exodus of their people as the climate crisis wreaks havoc on their land
theguardian.com
Celebrating the Inaugural UN World Lake Day by sharing our thoughts on water security and freshwater conservation.
Steven J Cooke@sjcfishy.bsky.social · 12mo agoAn Op Ed in the @theglobeandmail.com on World Lake Day. www.theglobeandmail.com/opinion/arti...
Nice new work out in Ecology Letters by Ozersky and colleagues, showing that high latitude lakes will likely feel the greatest impacts of warming winters. onlinelibrary.wiley.com/doi/10.1111/... #winter #limnology
Impacts of Changing Winters on Lake Ecosystems Will Increase With Latitude
Climate warming is particularly strong in winter and at high latitudes, driving changes in lake ice and snow cover. Using simple models, we show that the interaction between ice duration and seasonal....
onlinelibrary.wiley.com
Our overview of the impressive paper by Jensen et al in PNAS about under-ice oxygen levels is out. "Small lakes are suffocating as winters warm" www.pnas.org/doi/10.1073/...
Small lakes are suffocating as winters warm | PNAS
Small lakes are suffocating as winters warm
pnas.org
Hiring a data/lab manager in my research group! Mostly data “wrangling”, data viz, coding for analysis, lots of learning on the job, coordinating our global data projects with many collaborators, oversight of lab operations. 23 June deadline. Job # 78844 jobs.universityofcalifornia.edu
I was a little surprised to see something less studied than winter limnology! But there it is! Great to work with this team led by Faith Ferrato and the @sapnasharma.bsky.social team
PLOS Climate@plosclimate.org · last yr.New Opinion article by Ferrato and colleagues: "Autumn as an overlooked opportunity for limnology" journals.plos.org/climate/arti... @sapnasharma.bsky.social @joshculpepper.bsky.social @cearatalbot.bsky.social @mishafredmeyer.bsky.social @sehampton.bsky.social
New Opinion article by Ferrato and colleagues: "Autumn as an overlooked opportunity for limnology" journals.plos.org/climate/arti... @sapnasharma.bsky.social @joshculpepper.bsky.social @cearatalbot.bsky.social @mishafredmeyer.bsky.social @sehampton.bsky.social
Autumn as an overlooked opportunity for limnology
journals.plos.org
Today on #World Environment Day, we’re launching 3 FREE courses on water sustainability: i) Climate change impacts on ice; ii) Indigenous relationships to water, and iii) Big data analytics. Enrol here: www.yorku.ca/research/wat... Thank you to all of our contributors for sharing their expertise!
I'm very excited to share that Hacking Limno + DSOS are coming back for the FIFTH time 21-25 July! If you're interested in #machinelearning #remotesensing #modeling #limnology #oceanography, this is for YOU! Registration is FREE + open to ALL! #DSOS25 aquaticdatasciopensci.github.io/registration/
Registration
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aquaticdatasciopensci.github.io
New pub in @aguadvances.bsky.social: "A Soil Scientist Goes to Washington: Navigating the Path to National #ScienceLeadership" #STEM Sharing my journey as DOE Office of Science Director, the challenges faced, and why inclusive excellence in STEM matters now more than ever. Read: tinyurl.com/ms2nhr4f
Really good to have contributed to this new study, which uses long-term lake data to detect the impacts of storm events on seasonal phytoplankton growth: onlinelibrary.wiley.com/doi/10.1111/... #freshwater #lake #algae #ExtremeEvents #Windermere @ukceh.bsky.social
Do you work on lakes globally? Check out what is, to my mind, the most complete global database of lakes (~6M) and associated attributes, newly published in WRR. Also the basis for SWOT lake data. agupubs.onlinelibrary.wiley.com/doi/full/10....
Winter thermal structure across the Laurentian Great Lakes #GreatLakes 🧪 www.sciencedirect.com/science/arti...
Winter thermal structure across the Laurentian Great Lakes
The formation of winter stratification and thermal structure in general across the Great Lakes varies in character not just between lakes, but interan…
sciencedirect.com
What do largemouth bass do under ice in the winter? Read about it here in our latest paper in @cdnsciencepub.bsky.social journal CJFAS. cdnsciencepub.com/doi/full/10....
Canadian Science Publishing
cdnsciencepub.com
A reminder that the abstract deadline for the 2025 Physical Processes in Natural waters meeting is next week on Wednesday 26th February! ppnw2025.smithengineering.queensu.ca/abstracts/ This promises to be a great meeting on processes in lakes, rivers, reservoirs and estuaries. ❄️💧🌊🐟🧪
Abstracts – PPNW2025
ppnw2025.smithengineering.queensu.ca
Mathew Wells@efdtoronto.bsky.social · 2y agoThe Physical Processes in Natural Waters (PPNW) meeting will be held at Queen’s University in Ontario in July 2025. Any one interested in how mixing of stratification influences bio geochemical processes in lakes and reservoirs is invited! 💧🌊 ppnw2025.smithengineering.queensu.ca
Job: Come work with me! Please repost! We're seeking a faculty colleague whose research, teaching, and outreach focuses on water quality and freshwater ecosystems in the context of climate change. Review of applications will begin April 15, 2025. careers.msu.edu/jobs/assista...
Hi Sapna, Lake Suwa did not freeze until Feb 3, the final observation day. Of course, Omiwatari did not occur this winter. www.shinmai.co.jp/news/article...
諏訪湖、今季は一度も全面結氷せず 真冬日なしが影響か 立春で「御神渡り」観察は一区切り｜信濃毎日新聞デジタル 信州・長野県のニュースサイト
今季、諏訪湖は一度も全面結氷しないまま、八剣神社（諏訪市）による観察は一区切りとなった。御神渡り出現の前提となる全面結氷が見られなかった要因として、宮坂清宮司は観測を始めた１月５日以降、最高気温が０度未満の「真冬日」がなかったことに着目。「張った氷が日中には解けてしまうので、結氷の範囲が広がらなか
shinmai.co.jp
Researchers from UTSC and York University took an ice safety and rescue course to prepare for winter limnology research on Lake Simcoe.
A new study led by @umaine.bsky.social Climate Change Institute Associate Director, Dr. Jasmine Saros, shows significant rapid changes to Greenland lakes 🧪https://www.pnas.org/doi/full/10.1073/pnas.2413855122?
Abrupt transformation of west Greenland lakes following compound climate extremes associated with atmospheric rivers | PNAS
Arctic ecosystems are affected by accelerated warming as well as the intensification of the hydrologic cycle, yet understanding of the impacts of c...
pnas.org
Very excited to see some of my PhD work published after much (much) too long! Using mesocosms and controlled ponds, we manipulated ice cover conditions and looked at the corresponding DO, light, and chlorophyll-a regimes. aslopubs.onlinelibrary.wiley.com/doi/10.1002/...
Evaluating the influence of snow and ice conditions on under‐ice light regimes, dissolved oxygen, and primary production in shallow lakes using controlled manipulative systems
Shifts in hydroclimatic regimes associated with global climate change are affecting the timing and duration of winter ice-cover in temperate and high-latitude lakes. Less is known on how associated c....
aslopubs.onlinelibrary.wiley.com
Lake Superior: Current conditions, trends, and emerging threats – Foreword to the special section #GreatLakes 🧪 www.sciencedirect.com/science/arti...
Lake Superior: Current conditions, trends, and emerging threats – Foreword to the special section
Lake Superior is one of the five Laurentian Great Lakes and the largest lake in the world by surface area. Lake Superior and its surrounding watershed…
sciencedirect.com
A new risk assessment framework to classify #lakes according to their resilience, or sensitivity, to #eutrophication. Applied to 1000 lakes globally. Great working with #EiriniPoliti @brockmannconsult.bsky.social Behind paywall though so DM me if you want a copy. link.springer.com/article/10.1...
A global typological approach to classify lakes based on their eutrophication risk - Aquatic Sciences
Understanding how lake ecosystems respond to anthropogenic disturbance and climate change is crucial to apply suitable adaptation and remediation measures for their sustainable management and protecti...
link.springer.com
Out today is our paper in @plos.bsky.social examining the role of warming and ice quality on the safe use of lake ice. Find it here: doi.org/10.1371/jour... Thank you to my co-authors: @sapnasharma.bsky.social, Iestyn Woolway, and Lei Huang!
Widespread loss of safe lake ice access in response to a warming climate
Millions of people rely on lake ice for safe winter recreation. Warming air temperatures impact the phenology (timing of formation and breakup) and quality (ratio of black to white ice) of lake ice co...
doi.org
