Chang Liao/廖畅
@changliao.bsky.social
📤 61
📥 48
📝 190
Dad, husband, Earth scientist, hydrologist.
https://changliao.github.io/
reposted by
Chang Liao/廖畅
New Phytologist
7 days ago
Improving the representation of plant water stress and water use in Earth System Models Dukes et al.
@dukesjeff.bsky.social
@changliao.bsky.social
@richphillipslab.bsky.social
@scottmcadam.bsky.social
nph.onlinelibrary.wiley.com/doi/10.1111/...
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E3SM all hands meeting takeaways: Models are moving towards km-scale, even with AI/ML.
2 months ago
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Raspberry picking
3 months ago
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4 months ago
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Working with a data file like this (in Excel) is why data cleaning is often underappreciated.
5 months ago
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Data science might be one of the most overrated science because literally no science can get away without data.
5 months ago
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5 months ago
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"The unified Model for Prediction Across Scales (MPAS) grid to cover all model components on the Earth’s surface.". We finally made the unstructured mesh framework into
#E3SM
v4 goal.
#ESM
#mesh
#grid
#RRM
e3sm.org/e3sm-plan-fo...
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E3SM plan for version 4
E3SM All-Hands Presentations recordings are available via the E3SM's YouTube channel together with the PowerPoint slides.
https://e3sm.org/e3sm-plan-for-version-4/
6 months ago
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6 months ago
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If you are interested in using
#DGGS
for river routing, we have some good news for you.
essd.copernicus.org/articles/17/...
#Amazon
#Yukon
#hydrology
#river
#hexwatershed
add a skeleton here at some point
6 months ago
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reposted by
Chang Liao/廖畅
Richard Littauer
6 months ago
10 quick tips for making your software outlive your job! The preprint for our paper is now up at arXiv:
arxiv.org/abs/2505.06484
Hopefully it'll help people who are forced to leave. Still good advice for researchers, in general. Share widely?
#academia
#research
#stopthecuts
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10 quick tips for making your software outlive your job
Loss of key personnel has always been a risk for research software projects. Key members of the team may have to step away due to illness or burnout, to care for a family member, from a loss of financ...
https://arxiv.org/abs/2505.06484
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Time to try another time after falling back to VSCode multiple times.
www.jetbrains.com/clion/
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CLion: A Cross-Platform IDE for C and C++ by JetBrains
A powerful IDE from JetBrains helps you develop in C and C++ on Linux, macOS and Windows.
https://www.jetbrains.com/clion/
6 months ago
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It is that time of the year.
6 months ago
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Our lives are defined by opportunities; even the ones we miss.
www.reddit.com/r/nba/s/RB77...
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From the nba community on Reddit: Russell Westbrook explains the Westbrook experience: "I pride myself on being a force of nature on the floor. It may be a turnover, it may be a missed shot. But it ma...
Explore this post and more from the nba community
https://www.reddit.com/r/nba/s/RB77NYKVBJ
6 months ago
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This seems to be a good approach to track manuscript review status. JOSS also has a GitHub based review process.
7 months ago
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🤔
7 months ago
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This semester I gave a couple of lectures to the graduate students in University of Houston on water science. I was astonished to find out that several students are very interested in
#DGGS
#DGGRID
for hydrologic research. The Q&A session was filled with in-depth discussions.
7 months ago
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It literally took us five years to acknowledge that we need a better mesh for
#landsurfacemodel
. Regional refinement mesh for
#LSM
can be both efficient and effective for many scientific discoveries and applications.
#ESS
#PIMeeting
#DOE
7 months ago
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reposted by
Chang Liao/廖畅
HexWatershed
7 months ago
Geopotential based flow direction in the Greenland.
#hexwatershed
#unstructuredmesh
#mpas
#hydrology
#gis
#esm
#cartopy
#visualization
www.hexwatershed.org/gallery
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Just like USB C?
www.protoolreviews.com/doge-mandate...
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DOGE Mandates Power Tool Manufacturers Use Single Battery Platform
DOGE (the Department of Government Efficiency) has directed the DOE and EPA to mandate all manufacturers use a single power tool battery.
https://www.protoolreviews.com/doge-mandates-power-tool-manufacturers-use-same-battery/
7 months ago
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So, if this bill passes, PNNL will terminate me as a non-LPR. It's time to update my CV and find a new job.
www.congress.gov/bill/119th-c...
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https://www.congress.gov/bill/119th-congress/senate-bill/929/all-info
8 months ago
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Great work by
@kcallaghan.bsky.social
and others. Water table modeling using
#WTM
.
gmd.copernicus.org/articles/18/...
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The Water Table Model (WTM) (v2.0.1): coupled groundwater and dynamic lake modelling
Abstract. Ice-free land comprises 26 % of the Earth's surface and holds liquid water that delineates ecosystems, affects global geochemical cycling, and modulates sea levels. However, we currently lac...
https://gmd.copernicus.org/articles/18/1463/2025/
8 months ago
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The wait is over.
add a skeleton here at some point
8 months ago
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reposted by
Chang Liao/廖畅
AGU (American Geophysical Union)
9 months ago
AGU stands with federal scientists. Read more on
fromtheprow.agu.org/standing-tog...
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#GIS
challenge: find the convex hull of a list of lat/lon pairs on a sphere.
9 months ago
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It turns out injecting elevation information back into the
#MPAS
unstructured mesh isn’t an easy task.
#wethoughtitiseasy
9 months ago
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Didn’t know Wiley send out certificates to reviewers but glad I contributed.
9 months ago
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reposted by
Chang Liao/廖畅
CSDMS
9 months ago
CSDMS 2025 Annual Meeting Registration now open!!!
csdms.colorado.edu/wiki/Form:An...
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Working on a manuscript on what defines a good computational mesh for LSM.
10 months ago
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It is relatively easy to leave X and FB, but not
#Amazon
.
10 months ago
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Lateral flow affects thermal dynamics in Alaska.
#coldregion
#eco3d
#lateralflow
#alaska
#carboncycle
iopscience.iop.org/article/10.1...
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Changes in soil water content and lateral flow exert large effects on soil thermal dynamics across Alaskan landscapes - IOPscienceSearch
Changes in soil water content and lateral flow exert large effects on soil thermal dynamics across Alaskan landscapes, Liu, Xiangyu, Zhuang, Qianlai, Liao, Chang, Jorgenson, Mark Torre
https://iopscience.iop.org/article/10.1088/1748-9326/adaa05
10 months ago
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#Grammarly
I write like a technician.
10 months ago
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Sometimes I turn to Reddit for some QA because of the thread/channel feature. Now I want to give a try here.
#zojirushi
www.reddit.com/r/zojirushi/...
11 months ago
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Honored to receive the
#PNNL
EBSD core value BESTies award in Creativity.
11 months ago
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Mesh generation using meshtron.
#mesh
developer.nvidia.com/blog/high-fi...
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High-Fidelity 3D Mesh Generation at Scale with Meshtron | NVIDIA Technical Blog
Meshes are one of the most important and widely used representations of 3D assets. They are the default standard in the film, design, and gaming industries and they are natively supported by virtually...
https://developer.nvidia.com/blog/high-fidelity-3d-mesh-generation-at-scale-with-meshtron/
11 months ago
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Pop quiz: how can you snap a dam point to a river channel linestring on a sphere?
#gis
#hydrology
#computationalgeometry
11 months ago
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www.jpl.nasa.gov/news/as-the-...
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As the Arctic Warms, Its Waters Are Emitting Carbon
Runoff from one of North America’s largest rivers is driving intense carbon dioxide emissions in the Arctic Ocean.
https://www.jpl.nasa.gov/news/as-the-arctic-warms-its-waters-are-emitting-carbon/
11 months ago
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reposted by
Chang Liao/廖畅
HexWatershed
12 months ago
Our work is highlighted in
#DOE
#E3SM
#ESMD
Seamless coupling between land, river, and ocean (and lake too) for
#ESM
flood modeling.
e3sm.org/new-capabili...
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New capabilities of modeling multi-driver floods for E3SM - E3SM - Energy Exascale Earth System Model
E3SM All-Hands Presentations recordings are available via the E3SM's YouTube channel together with the PowerPoint slides.
https://e3sm.org/new-capabilities-of-modeling-multi-driver-floods-for-e3sm/
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reposted by
Chang Liao/廖畅
Mark Piper
12 months ago
Are you a grad student (or a recent graduate) that has written a model, or a component for a modeling system, or done something cool and modeling-adjacent as part of your research? If so, consider submitting your work for the 2025 Syvitski Student Modeler Award!
csdms.colorado.edu/wiki/Student...
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Fortunately it is just a small lake.
www.iflscience.com/isa-lake-the...
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Isa Lake: The Only Lake That Flows Into Both The Atlantic And Pacific Ocean
Yellowstone National Park is home to a small – but extremely strange – lake.
https://www.iflscience.com/isa-lake-the-only-lake-that-flows-into-both-the-atlantic-and-pacific-ocean-76792
12 months ago
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One year in the making.
12 months ago
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I was applying for a faculty position today and found that I applied for the graduate school for the same university many years ago.
about 1 year ago
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Beautiful day at NCAR mesa lab!
about 1 year ago
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Whoever wrote this…
english.elpais.com/science-tech...
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Why researcher Rosalind Lee, the wife of the Nobel Prize winner in Medicine, didn’t receive the award as well?
The scientist was the first author of the pioneering ‘Cell’ study on microRNA, but it is typically the last author who is recognized as the leader of the research group
https://english.elpais.com/science-tech/2024-10-08/why-researcher-rosalind-lee-the-wife-of-the-nobel-prize-winner-in-medicine-didnt-receive-the-award-as-well.html
about 1 year ago
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Found the garlic wall is a voronoi diagram.
about 1 year ago
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Bluesky now has over 10 million users, and I was #752,867!
about 1 year ago
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Moon cake.
about 1 year ago
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Didn’t finish the whole trail, but still had fun.
about 1 year ago
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I haven’t written using a fountain pen for more than a decade.
about 1 year ago
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SLC trail
about 1 year ago
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