Rachel Shaffer, PhD MPH's Avatar

Rachel Shaffer, PhD MPH

@rshaffer14.bsky.social

Environmental Health | Risk Assessment | Environmental #Epidemiology | #Toxicology. Yale & UWDEOHS alum. Tweets my own.

109 Followers  |  116 Following  |  10 Posts  |  Joined: 10.11.2024  |  1.7551

Latest posts by rshaffer14.bsky.social on Bluesky

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Nearly Half of Americans Are Breathing Unhealthy Air as Pollution Exposure Numbers Reach Decade High - Inside Climate News A new report from the American Lung Association notes a drastic decline in air quality and raises health alarms. Climate change and Trump administration actions, experts warn, will worsen the trend.

More Americans are breathing unhealthy air than any time in the past decade, and climate change is making the problem worse.

23.04.2025 16:37 โ€” ๐Ÿ‘ 16    ๐Ÿ” 11    ๐Ÿ’ฌ 2    ๐Ÿ“Œ 1
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All Work is Sacred, but it Shouldnโ€™t Come with a Death Sentence. You're Gonna Miss NIOSH When It's Gone

All Work is Sacred, but it Shouldnโ€™t Come with a Death Sentence.

19.04.2025 08:48 โ€” ๐Ÿ‘ 8    ๐Ÿ” 6    ๐Ÿ’ฌ 0    ๐Ÿ“Œ 0
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How Estrogen Keeps Leadโ€”and Heart Attacksโ€”in Check For over a century, coronary heart disease has ruled the global charts as the leading cause of death.

How Estrogen Keeps Leadโ€”and Heart Attacksโ€”in Check

02.04.2025 22:45 โ€” ๐Ÿ‘ 2    ๐Ÿ” 1    ๐Ÿ’ฌ 0    ๐Ÿ“Œ 0
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Airborne Lead and Chlorine Levels Soared as L.A. Wildfires Raged The findings give new insight into the dangers of urban wildfires that burn plastics and other chemicals in homes and property.

www.nytimes.com/2025/01/20/c...

20.01.2025 16:09 โ€” ๐Ÿ‘ 4    ๐Ÿ” 0    ๐Ÿ’ฌ 0    ๐Ÿ“Œ 0
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Air pollution and brain damage: what the science says Epidemiological studies have linked dirty air to dementia and other brain disorders. Now researchers are trying to determine how pollutants do their damage, and how much harm they cause.

โ€œStudy after study has shown that higher levels of air pollution are correlated with increased risks of dementia, as well as higher rates of depression, anxiety and psychosis.โ€

www.nature.com/articles/d41...

15.01.2025 11:10 โ€” ๐Ÿ‘ 3    ๐Ÿ” 2    ๐Ÿ’ฌ 0    ๐Ÿ“Œ 0
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What wildfire smoke means for your health As wildfires rage in the Los Angeles area, air quality is deteriorating and health risks from air pollution mount. Hereโ€™s what to know about staying safe.

Which populations are most vulnerable to the health impacts of #wildfiresmoke? Prof Joel Kaufman spoke with @washingtonpost.com:

www.washingtonpost.com/climate-envi...

09.01.2025 19:53 โ€” ๐Ÿ‘ 3    ๐Ÿ” 3    ๐Ÿ’ฌ 0    ๐Ÿ“Œ 0
The Public Comment Project
YouTube video by Public Comment Project The Public Comment Project

Preparing slides for a guest lecture that will include this great overview video on public comments from the Public Comment Project: youtu.be/Zx9tcHHR8eM?...

20.12.2024 15:44 โ€” ๐Ÿ‘ 2    ๐Ÿ” 0    ๐Ÿ’ฌ 0    ๐Ÿ“Œ 0
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Ten years after her passing, Theo Colburn's legacy continues to grow Scientists reflect on her pioneering work.

Nice remembrance on the pioneer Theo Colburn from @ehnewsroom.bsky.social - www.ehn.org/remembering-...

13.12.2024 15:05 โ€” ๐Ÿ‘ 4    ๐Ÿ” 1    ๐Ÿ’ฌ 0    ๐Ÿ“Œ 0
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TracMyAir Web Application for Researchers | US EPA The TracMyAir is a web application that predicts near real-time individual air pollution exposure and dose. The primary users for the web app are scientists conducting epidemiologic and field studies ...

This week, EPA released updates to TracMyAir, a research tool for predicting individual PM2.5 & ozone exposures based on indoor & outdoor concentrations www.epa.gov/air-research...

12.12.2024 13:46 โ€” ๐Ÿ‘ 1    ๐Ÿ” 0    ๐Ÿ’ฌ 1    ๐Ÿ“Œ 0
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EPA Calls for Nominations of Peer Reviewers for Phthalates BBP, DBP, DEHP, DIBP, and DCHP | US EPA EPA is calling for nominations of ad hoc peer reviewers to assist the Agency's Science Advisory Committee on Chemicals with its review of the Agency's high-priority phthalates BBP, DBP, DEHP, DIBP, an...

EPA is looking for nominations of scientific and technical experts to serve as reviewers for upcoming #phthalates risk evaluations under #TSCA: www.epa.gov/chemicals-un...

10.12.2024 23:18 โ€” ๐Ÿ‘ 0    ๐Ÿ” 0    ๐Ÿ’ฌ 0    ๐Ÿ“Œ 0
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OncoLogicโ„ข - An Expert System to Evaluate the Carcinogenic Potential of Chemicals | US EPA OncoLogic used mechanism based approaches to evaluate cancer potential of untested chemicals based on their structural similarity to chemicals for which studies have been conducted.

Last week, EPA released updates to its OncoLogic modeling tool, which can be used to predict the likelihood that a chemical might cause cancer: www.epa.gov/tsca-screeni...

10.12.2024 00:32 โ€” ๐Ÿ‘ 1    ๐Ÿ” 0    ๐Ÿ’ฌ 1    ๐Ÿ“Œ 0
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E.P.A. Bans Perc and T.C.E., Two Chemicals Used In Dry Cleaning The two solvents, known as Perc and TCE, cause kidney cancer and other ailments, and have been the subject of years of controversy.

BANNED: Two of the more notorious and toxic VOCs (volatile organic compounds)

TCE: used in cleaners, spot removers, lubricants and glue
(the chemical in John Travoltaโ€™s โ€œA Civil Actionโ€)

PCE: dry cleaners, auto paint, degreasers

www.nytimes.com/2024/12/09/c...

09.12.2024 11:21 โ€” ๐Ÿ‘ 16    ๐Ÿ” 7    ๐Ÿ’ฌ 0    ๐Ÿ“Œ 0
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Welcome! You are invited to join a webinar: Sustainable funding for air quality initiatives. After registering, you will receive a confirmation email about joining the webinar. Welcome! You are invited to join a webinar: Sustainable funding for air quality initiatives. After registering, you will receive a confirmation email about joining the webinar.

According to @cleanairfund.bsky.social, Africa receives very limited ๐Ÿ’ฐ for work on air pollution.

So, what does the funding landscape for #AirQuality projects in Africa look like?

Join us for a discussion!

๐Ÿ—“๏ธ: Wednesday, Dec 11
โฒ๏ธ: 4-6 PM East Africa Time
Register๐Ÿ”— bit.ly/3ZinUdF

07.12.2024 14:49 โ€” ๐Ÿ‘ 1    ๐Ÿ” 1    ๐Ÿ’ฌ 0    ๐Ÿ“Œ 0
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EPA must address fluoridated water's risk to children's IQs, US judge rules A federal judge in California has ordered the U.S. Environmental Protection Agency to strengthen regulations for fluoride in drinking water, saying the compound poses an unreasonable potential risk to children at levels that are currently typical nationwide.

CA fluoride ruling: www.reuters.com/world/us/epa...

07.12.2024 14:47 โ€” ๐Ÿ‘ 2    ๐Ÿ” 0    ๐Ÿ’ฌ 1    ๐Ÿ“Œ 0
Abstract for MGRAPH-08 Background Fluoride is a common exposure in our environment that comes from a variety of sources and is widely promoted for its dental and overall oral health benefits. Contributions to an individualโ€™...

NTP monograph: ntp.niehs.nih.gov/publications...

07.12.2024 14:47 โ€” ๐Ÿ‘ 0    ๐Ÿ” 0    ๐Ÿ’ฌ 1    ๐Ÿ“Œ 0

Appreciate the attempt for a more โ€œnuancedโ€ discussion, but this piece completely misses the recent NTP monograph on fluoride (published in Aug 2024) & the recent court ruling in CA (Sept 2024).

07.12.2024 14:47 โ€” ๐Ÿ‘ 2    ๐Ÿ” 0    ๐Ÿ’ฌ 1    ๐Ÿ“Œ 0
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Car tyres shed a quarter of all microplastics in the environment โ€“ย urgent action is needed Tiny flakes of plastic, generated by the wear and tear of normal driving, eventually accumulate in the soil, in rivers and lakes, and even in our food.

28% of microplastics entering the environment annually are from tyres. Chemical additives like zinc oxide & 6PPD linked to fish die-offs and ecosystem disruption. Need for a global, targeted strategy theconversation.com/car-tyres-sh...

05.12.2024 08:58 โ€” ๐Ÿ‘ 12    ๐Ÿ” 9    ๐Ÿ’ฌ 0    ๐Ÿ“Œ 1
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More than 400 chemicals in plastic products linked to breast cancer โ€“ study Exposure to these toxic compounds, found in everyday items, could be elevating cancer risk in young women

Use less plastic. Important research from the team at Silent Spring Institute. #plastics #breastcancer

www.theguardian.com/environment/...

06.12.2024 22:12 โ€” ๐Ÿ‘ 4    ๐Ÿ” 1    ๐Ÿ’ฌ 0    ๐Ÿ“Œ 0
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EPA Finds Asbestos Rule Needed to Protect Workers, Consumers (1) Discontinued uses of asbestos and the disposal of products once made with the cancer-causing mineral have so much potential to harm the health of exposed people that the EPA must develop a rule to red...

EPA has finalized part 2 of the #TSCA risk evaluation for asbestos: news.bloomberglaw.com/us-law-week/...

28.11.2024 03:39 โ€” ๐Ÿ‘ 2    ๐Ÿ” 0    ๐Ÿ’ฌ 1    ๐Ÿ“Œ 0
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Inside the Plastic Industryโ€™s Battle to Win Over Hearts and Minds Documents leaked from an industry group show how plastics companies are pushing back against a โ€œtide of anti-plastic sentiment.โ€

Hirokol Tabuchi (NYT) landed ๐Ÿ”ฅ docs from the Nat'l Assoc. for PET Container Resources (NAPCOR) re: industry strategy to counter "the tide of anti-plastic sentiment." Read here: www.nytimes.com/2024/11/27/c... Meanwhile: huge industry turnout at #INC5 #plasticstreaty www.france24.com/en/live-news...

27.11.2024 12:59 โ€” ๐Ÿ‘ 28    ๐Ÿ” 12    ๐Ÿ’ฌ 2    ๐Ÿ“Œ 2

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