Uploaded March 2025 | Updated September 2026, 16 hours ago
One of the world's top researchers in pesticides — Dr. Brenda Eskenazi — reveals their dangerous effects...and the effort by chemical companies to cover that up.
CHAMACOS site: https://cerch.berkeley.edu/research-programs/chamacos-studies
Donate here: https://cerch.berkeley.edu/
PAPERS:
Prenatal Exposure to Organophosphate Pesticides and IQ in 7-Year-Old Children
pmc.ncbi.nlm.nih.gov/articles/PMC3237357
Organic diet intervention significantly reduces urinary pesticide levels in U.S. children and adults
sciencedirect.com/science/article/pii/S0013935119300246
Prenatal Organophosphate Pesticide Exposure and Traits Related to Autism Spectrum Disorders in a Population Living in Proximity to Agriculture
pmc.ncbi.nlm.nih.gov/articles/PMC6071837
Childhood Overweight and Obesity and Pubertal Onset Among Mexican-American Boys and Girls in the CHAMACOS Longitudinal Study
pubmed.ncbi.nlm.nih.gov/33831178
Elemental Sulfur Use and Associations with Pediatric Lung Function and Respiratory Symptoms in an Agricultural Community (California, USA)
ehp.niehs.nih.gov/doi/10.1289/ehp528
Atrazine induces complete feminization and chemical castration in male African clawed frogs (Xenopus laevis)
pnas.org/doi/10.1073/pnas.0909519107
County-Level Atrazine Use and Gastroschisis
jamanetwork.com/journals/jamanetworkopen/fullarticle/2818361
Estimated dietary exposure to pesticide residues based on organic and conventional data in omnivores, pesco-vegetarians, vegetarians and vegans
sciencedirect.com/science/article/abs/pii/S027869152100212X
VIDEOS:
Guest Lecture: Brenda Eskenazi | University of California Berkeley, USA
youtu.be/ZmgED5zJq_8?si=1nzIUpawoawJTF1N
A Watchful Eye on Farm Families' Health
youtu.be/TZlZlluOyho?si=g97QGGFQRPYiqOhC
The Dangers of Pesticides: Protecting Yourself and the Environment
youtu.be/lH_8N9HRsys?si=-Lgft0uHf6NDqfQ7
Long-term Health Effects of Childhood Glyphosate Exposure
youtu.be/x1DL1bNNxSY?si=RJTMqUGaKlxtUnhX
Children's exposures to chemicals in farming communities and child care
youtu.be/e6efl-zTDE0?si=UCi-9f81XjF5PBpA
ARTICLES:
Roundup, the World’s Favorite Weed Killer, Linked to Liver, Metabolic Diseases in Kids
insideclimatenews.org/news/17032023/roundup-glyphosate-health-kids
How did the US EPA and IARC reach diametrically opposed conclusions on the genotoxicity of glyphosate-based herbicides?
enveurope.springeropen.com/articles/10.1186/s12302-018-0184-7
Residents in San Joaquin Valley breathe chemical pesticides, according to new study
https://health.ucdavis.edu/news/headlines/residents-in-san-joaquin-valley-breathe-chemical-pesticides-according-to-new-study/2024/09
California Bans Popular Pesticide Linked To Brain Damage In Children
npr.org/2019/10/09/768795666/california-bans-popular-pesticide-linked-to-brain-damage-in-children
Weed Killer Makes Male Frogs Lay Eggs
nationalgeographic.com/animals/article/100301-atrazine-frogs-female-chemical
Bayer to pay up to $10.9 billion to settle bulk of Roundup weedkiller cancer lawsuits
reuters.com/article/business/bayer-to-pay-up-to-109-billion-to-settle-bulk-of-roundup-weedkiller-cancer-law-idUSKBN23V2NO
How a team of researchers and high school students in California are working together to reduce pesticide exposure in children
ensia.com/features/pesticide-exposure-california-children-farmworkers-agriculture-chamacos
Care for some glyphosate in your cereal?
voicesofmontereybay.org/2023/04/06/care-for-some-glyphosate-with-your-cereal
Childhood exposure to common herbicide may increase the risk of disease in young adulthood
https://publichealth.berkeley.edu/news-media/research-highlights/childhood-exposure-to-common-herbicide-may-increase-the-risk-of-disease-in-young-adulthood
Timestamps
0:00 What’s the CHAMACOS study?
2:40 Why care?
6:00 Importance of funding CHAMACOS
11:16 How farmworker health affects us all
12:43 Future of CHAMACOS
15:21 Glyphosate’s effects: liver disease, respiratory disease, & more
20:28 Epigenetic aging
22:00 Causality vs. association
26:27 Are the Dirty Dozen & Clean 15 accurate?
27:33 Can I wash off pesticides?
29:00 Does organic actually have fewer pesticides?
30:37 Unfortunate substitutes
31:39 Diet & geography influences on pesticide exposure
33:24 Policy changes caused by CHAMACOS
34:15 How scientists over-dramatize findings
36:32 Why Dr. Eskenazi’s not retired
40:08 CHAMACOS key findings: lower IQ’s, autism, respiratory problems, more
44:46 Glyphosate & cancer risk
46:19 Increased colon cancer in US
47:20 How pesticides harm the environment
47:50 Atrazine’s effects & Syngenta’s cover-up
51:05 How to reduce your pesticide exposure: does eating vegan help?
51:47 Do people eating organic eat fewer pesticides?
52:36 Why the US's pesticide problem is especially bad
54:09 Positive change is possible
One of the world's top researchers in pesticides — Dr. Brenda Eskenazi — reveals their dangerous effects...and the effort by chemical companies to cover that up.
CHAMACOS site: https://cerch.berkeley.edu/research-programs/chamacos-studies
Donate here: https://cerch.berkeley.edu/
PAPERS:
Prenatal Exposure to Organophosphate Pesticides and IQ in 7-Year-Old Children
pmc.ncbi.nlm.nih.gov/articles/PMC3237357
Organic diet intervention significantly reduces urinary pesticide levels in U.S. children and adults
sciencedirect.com/science/article/pii/S0013935119300246
Prenatal Organophosphate Pesticide Exposure and Traits Related to Autism Spectrum Disorders in a Population Living in Proximity to Agriculture
pmc.ncbi.nlm.nih.gov/articles/PMC6071837
Childhood Overweight and Obesity and Pubertal Onset Among Mexican-American Boys and Girls in the CHAMACOS Longitudinal Study
pubmed.ncbi.nlm.nih.gov/33831178
Elemental Sulfur Use and Associations with Pediatric Lung Function and Respiratory Symptoms in an Agricultural Community (California, USA)
ehp.niehs.nih.gov/doi/10.1289/ehp528
Atrazine induces complete feminization and chemical castration in male African clawed frogs (Xenopus laevis)
pnas.org/doi/10.1073/pnas.0909519107
County-Level Atrazine Use and Gastroschisis
jamanetwork.com/journals/jamanetworkopen/fullarticle/2818361
Estimated dietary exposure to pesticide residues based on organic and conventional data in omnivores, pesco-vegetarians, vegetarians and vegans
sciencedirect.com/science/article/abs/pii/S027869152100212X
VIDEOS:
Guest Lecture: Brenda Eskenazi | University of California Berkeley, USA
youtu.be/ZmgED5zJq_8?si=1nzIUpawoawJTF1N
A Watchful Eye on Farm Families' Health
youtu.be/TZlZlluOyho?si=g97QGGFQRPYiqOhC
The Dangers of Pesticides: Protecting Yourself and the Environment
youtu.be/lH_8N9HRsys?si=-Lgft0uHf6NDqfQ7
Long-term Health Effects of Childhood Glyphosate Exposure
youtu.be/x1DL1bNNxSY?si=RJTMqUGaKlxtUnhX
Children's exposures to chemicals in farming communities and child care
youtu.be/e6efl-zTDE0?si=UCi-9f81XjF5PBpA
ARTICLES:
Roundup, the World’s Favorite Weed Killer, Linked to Liver, Metabolic Diseases in Kids
insideclimatenews.org/news/17032023/roundup-glyphosate-health-kids
How did the US EPA and IARC reach diametrically opposed conclusions on the genotoxicity of glyphosate-based herbicides?
enveurope.springeropen.com/articles/10.1186/s12302-018-0184-7
Residents in San Joaquin Valley breathe chemical pesticides, according to new study
https://health.ucdavis.edu/news/headlines/residents-in-san-joaquin-valley-breathe-chemical-pesticides-according-to-new-study/2024/09
California Bans Popular Pesticide Linked To Brain Damage In Children
npr.org/2019/10/09/768795666/california-bans-popular-pesticide-linked-to-brain-damage-in-children
Weed Killer Makes Male Frogs Lay Eggs
nationalgeographic.com/animals/article/100301-atrazine-frogs-female-chemical
Bayer to pay up to $10.9 billion to settle bulk of Roundup weedkiller cancer lawsuits
reuters.com/article/business/bayer-to-pay-up-to-109-billion-to-settle-bulk-of-roundup-weedkiller-cancer-law-idUSKBN23V2NO
How a team of researchers and high school students in California are working together to reduce pesticide exposure in children
ensia.com/features/pesticide-exposure-california-children-farmworkers-agriculture-chamacos
Care for some glyphosate in your cereal?
voicesofmontereybay.org/2023/04/06/care-for-some-glyphosate-with-your-cereal
Childhood exposure to common herbicide may increase the risk of disease in young adulthood
https://publichealth.berkeley.edu/news-media/research-highlights/childhood-exposure-to-common-herbicide-may-increase-the-risk-of-disease-in-young-adulthood
Timestamps
0:00 What’s the CHAMACOS study?
2:40 Why care?
6:00 Importance of funding CHAMACOS
11:16 How farmworker health affects us all
12:43 Future of CHAMACOS
15:21 Glyphosate’s effects: liver disease, respiratory disease, & more
20:28 Epigenetic aging
22:00 Causality vs. association
26:27 Are the Dirty Dozen & Clean 15 accurate?
27:33 Can I wash off pesticides?
29:00 Does organic actually have fewer pesticides?
30:37 Unfortunate substitutes
31:39 Diet & geography influences on pesticide exposure
33:24 Policy changes caused by CHAMACOS
34:15 How scientists over-dramatize findings
36:32 Why Dr. Eskenazi’s not retired
40:08 CHAMACOS key findings: lower IQ’s, autism, respiratory problems, more
44:46 Glyphosate & cancer risk
46:19 Increased colon cancer in US
47:20 How pesticides harm the environment
47:50 Atrazine’s effects & Syngenta’s cover-up
51:05 How to reduce your pesticide exposure: does eating vegan help?
51:47 Do people eating organic eat fewer pesticides?
52:36 Why the US's pesticide problem is especially bad
54:09 Positive change is possible
