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Kimberly Prather PhD

@kprather.bsky.social
26K followers 3.7K following 1.1K posts

Atmospheric Chemistry professor, air quality, clouds-climate, health, viruses, bioaerosols, public speaker, environmental justice. ❤️ ❤️ gardening, cooking, empathy. airborne.ucsd.edu kprather.scrippsprofiles.ucsd.edu

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Kimberly Prather PhD @kprather.bsky.social · 14/09/2026
Soooo true…
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Kimberly Prather PhD @kprather.bsky.social · 05/09/2026
3 pieces of gear doing the heavy lifting: a leg lifter strap (moves leg when you can’t), a recirculating cooler on a timer (set & forget icing—just napped through a cycle), and 7 inch wedge-keeps the leg elevated & straight. Elevation for swelling, extension so the knee doesn’t settle into a bend.
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Kimberly Prather PhD @kprather.bsky.social · 28/08/2026
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Kimberly Prather PhD @kprather.bsky.social · 30/07/2026
Happy 24th birthday to our wonderful amazing son, Nicko. We are sooooo proud of you!!! Can’t believe 24 years have passed so fast!! Look forward to watching you keep contributing to our world which needs your young innovative mind soooo badly.
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Kimberly Prather PhD @kprather.bsky.social · 22/07/2026
South Bay San Diego air is not getting cleaner....the figure below shows the annual average of H2S levels that have never fallen below the US EPA or OEHHA chronic standards. This is not OK....
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Kimberly Prather PhD @kprather.bsky.social · 25/05/2026
Orange County got a state of emergency this week over a chemical that *might* leak. But San Diego’s South Bay has breathed measured toxic gases beyond chronic air standards for YEARS, with no such response. Same law, stronger evidence — the same standard should apply here. #TijuanaRiver #SouthBay
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Kimberly Prather PhD @kprather.bsky.social · 24/05/2026
Just back from Stockholm speaking at the Crafoord Prize symposium, celebrating Prof. Ram Ramanathan’s @scrippsocean.bsky.social studies on the impact of aerosols & greenhouse gases on climate @ucsandiego.bsky.social. Feeling reinvigorated to keep pushing hard for clean air & water for all. (1/2)
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Kimberly Prather PhD @kprather.bsky.social · 20/05/2026
Excited to be in Stockholm honoring my longtime friend and colleague Ram Ramanathan who received the Crafoord Prize. So nice to see so many familiar happy faces and have a happy celebration while hearing about the latest climate research and major challenges.
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Kimberly Prather PhD @kprather.bsky.social · 23/04/2026
Amazing avocado and mango taco at El Sueno in Old Town San Diego today. Best corn tortillas in San Diego...they make their own masa. Yum....
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Kimberly Prather PhD @kprather.bsky.social · 14/03/2026
Hydrogen sulfide (toxic gas) levels last night near river and at coast in @sandiegocounty.bsky.social. 1000-10000x above normal. Indoor air filter after 4 mo (beachhouse). Industrial waste and raw sewage dumping must be stopped ASAP. @supervisoraguirre.bsky.social @repscottpeters.bsky.social
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Kimberly Prather PhD @kprather.bsky.social · 14/03/2026
Photo of indoor air filter used in a home in Imperial Beach. House is on the beach and nearly 3 miles from major freeway. This is after 4 months. Disgusting...but better trapped on this surface than your lungs? All homes should use filtration all the time. We filter our water before we drink it....
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Kimberly Prather PhD @kprather.bsky.social · 12/03/2026
Great interview. Members of our research team are out in the ocean on the @SIO R/V Beyster sampling water and air all this week to look at the impacts of water pollution on the ocean and air. This was taken this morning off the Imperial Beach pier...
R/V Beyster out sampling polluted water and air off the California coast near Imperial Beach.
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Kimberly Prather PhD @kprather.bsky.social · 12/03/2026
Great interview. Thanks for doing this. Here's a picture from today of my research team out on a SIO boat tracking the water pollution in the ocean at different depths while measuring the air above it...
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Kimberly Prather PhD @kprather.bsky.social · 03/03/2026
1/ If I hear one more public official call indoor air filters a "band-aid," I'm going to explode! Filtering indoor air should be as standard as filtering water. Full stop. 🧵
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Kimberly Prather PhD @kprather.bsky.social · 24/01/2026
Protest sign in Minnesota today...
Anne Frank quote on protester sign today in Minnesota..."Terrible things are happening outside. Poor...."
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Kimberly Prather PhD @kprather.bsky.social · 15/01/2026
Our focus needs to be on slowing down this climate trainwreck...not attacking and killing our own people on the streets. Looks like a war with the government attacking their own people in their neighborhoods for no reason!!??
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Kimberly Prather PhD @kprather.bsky.social · 04/01/2026
Cold chilly cozy day for all....
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Kimberly Prather PhD @kprather.bsky.social · 24/12/2025
We have started sharing our preliminary H2S data from the Nestor community in San Diego, CA. Levels and odors have been high again recently. For near real time data, see airborne.ucsd.edu/H2S. Screenshot below.
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Kimberly Prather PhD @kprather.bsky.social · 13/12/2025
Building inexpensive indoor air filters with Mar Vista High School students in Imperial Beach...filter efficiency is higher than ones that cost $800+. You spend 90% of your time indoors...we all deserve clean air!! @scrippsocean.bsky.social @ucsandiego.bsky.social Airborne Institute.
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Kimberly Prather PhD @kprather.bsky.social · 19/11/2025
@sandiegozoo.bsky.social
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Kimberly Prather PhD @kprather.bsky.social · 08/11/2025
Wonderful memories of CAICE Phase IIb Launch with one of my favorite people ever Nobel Laureate Mario Molina...he was the quiet motivator in the background always cheering me/CAICE on...so lucky to have had him in my life.
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Kimberly Prather PhD @kprather.bsky.social · 19/10/2025
So deeply honored to receive The Susanne V Hering Award from @americanaerosol.bsky.social .... I have been blessed with so many wonderful students, friends, and colleagues. Would never be here without such tremendous support from so many wonderful people.
Slide summarizing my award.Pic of me receiving the award.
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Kimberly Prather PhD @kprather.bsky.social · 14/10/2025
Deeply honored to receive @americanaerosol.bsky.social The Susanne V Hering Award today at the annual meeting in Buffalo NY. Susanne has been a role model for so many, including me. Enjoying seeing lots of old(er) faces as well as many of my past graduate students!!
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Kimberly Prather PhD @kprather.bsky.social · 14/10/2025
The two spikes in CO2? Elevator rides...reason I still wear mask in public elevators (and restrooms)...
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Kimberly Prather PhD @kprather.bsky.social · 06/10/2025
Took a major tumble last night after stepping in a hole (missing sidewalk brick) in DC. Trump should focus on sidewalk repairs instead of lawns and launching a civil war! Thanks to the two kind men who helped me & my sister!! Nothing broke...just a few bumps and bruises. Could have been much worse.
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Kimberly Prather PhD @kprather.bsky.social · 05/10/2025
Visiting Jefferson Memorial...the quotes resonate especially this one. We are back to dealing with people who act like our "barbarous ancestors"...
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Kimberly Prather PhD @kprather.bsky.social · 04/10/2025
We are still here...pushing forward. As engineers and scientists, we cannot let fascist leadership stop us. Today, as I'm surrounded by some of the best and brightest who truly care about our country, I feel more determined than ever to keep pushing and speaking up.
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Kimberly Prather PhD @kprather.bsky.social · 04/10/2025
Gonna be a busy saturday @nationalacademies.org.
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Kimberly Prather PhD @kprather.bsky.social · 03/10/2025
She found it!!!
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Kimberly Prather PhD @kprather.bsky.social · 03/10/2025
My sis heading out to find protestors in DC....and the Epstein-Trump besties statue. It's BACK! #releasethefiles
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Kimberly Prather PhD @kprather.bsky.social · 29/09/2025
Enjoyed giving my talk at Ramfest today!!
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Kimberly Prather PhD @kprather.bsky.social · 24/09/2025
Press conference tomorrow morning at 9 am--will provide update on our recent air and water findings on the public health crisis in South Bay San Diego. @scrippsocean.bsky.social @ucsandiego.bsky.social
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Kimberly Prather PhD @kprather.bsky.social · 20/09/2025
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Kimberly Prather PhD @kprather.bsky.social · 18/09/2025
Video of Tijuana River foam today...watch to the end...gas burst releasing aerosols into the air. In some places the foam was 8 ft deep...
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Kimberly Prather PhD @kprather.bsky.social · 16/09/2025
Tijuana River this morning...this is NOT normal. It's not "just raw sewage" either...it's also industrial waste from Maquiladoras across the border in Mexico. So IBWC is bubbling ozone to "clean the river"...where do the resulting chemicals end up?
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Kimberly Prather PhD @kprather.bsky.social · 10/09/2025
One year apart to the day...
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Kimberly Prather PhD @kprather.bsky.social · 09/09/2025
I'm deeply honored to receive this today. More than anything else I'm honored to have such an amazing team and be able to work with such an amazing group of community members! We still have work to do!!!
Proclamation I just received from San Diego County.
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Kimberly Prather PhD @kprather.bsky.social · 06/09/2025
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Kimberly Prather PhD @kprather.bsky.social · 31/08/2025
Happy Sunday!
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Kimberly Prather PhD @kprather.bsky.social · 29/08/2025
They've had warning signs for polluted beaches and water bodies...this might be the first one for the air near a polluted river. Direct result of our study just published in Science today. today.ucsd.edu/story/tijuan...
Sign near Tijiana River warning of toxic airborne gases.
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Kimberly Prather PhD @kprather.bsky.social · 26/08/2025
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Kimberly Prather PhD @kprather.bsky.social · 24/08/2025
Loving our Zinnias....
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Kimberly Prather PhD @kprather.bsky.social · 20/08/2025
Today is a historic day in many ways. SD County just posted these air warning signs along the Tijuana River based on our research findings nearly one year ago today. Shows Mayor of SD (Todd Gloria) & former mayor of Imperial Beach (now Supervisor Aguirre) at the river hotspot our team identified.
Mayor Todd Gloria, Supervisor Aguirre, and community member Gabe near newly posted warning sign at Saturn Blvd hotspot.
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Kimberly Prather PhD @kprather.bsky.social · 19/08/2025
Important read...elected officials have lost the key priorities...
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Kimberly Prather PhD @kprather.bsky.social · 28/07/2025
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Kimberly Prather PhD @kprather.bsky.social · 20/07/2025
Happy Sunday...pix of some of our newest flowers...two Zinnias and one small yellow heritage sunflower. Butterflies galore...new one eclosed today!
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Kimberly Prather PhD @kprather.bsky.social · 20/07/2025
So sickening, yet so true.
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Kimberly Prather PhD @kprather.bsky.social · 14/07/2025
Decided to stop and smell the roses yesterday and do our best to ignore the craziness in the US/world right now. We had my research team over for a pool party. It was such a nice break--no political discussions, just lots of amazing food & fun w/ friends and butterflies.-see photo-not photoshopped!
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Kimberly Prather PhD @kprather.bsky.social · 09/07/2025
Loving our Monarchs and flowers grown from seed mixtures this year. Just heard 2025 Monarch count on West Coast-9,100 total!!! Being wiped out by pesticides and reduced food/land due to drought and fires. We have helped close to 50 along. It's magical to watch them go thru complete metamorphosis.
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Kimberly Prather PhD @kprather.bsky.social · 03/07/2025
Newly enclosed Monarch getting her first food....
Monarch on coreopsis flower...
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