titanium dioxide case studies

What’s in Your Toothpaste?

A new UCLA study raises health concerns about a nanomaterial found in a broad range of consumer products. Nanoscale titanium dioxide, which is used in toothpaste, sunscreen, paint, cosmetics, vitamins, food coloring, and nutritional supplements, has not been extensively studied for its toxicological properties. A team lead by Robert Schiestl, a professor of pathology, radiation oncology …

Continue reading “What’s in Your Toothpaste?”

CONTINUE READING

Join Our Mailing List

Climate policy is changing rapidly. Stay in the loop with expert analysis via email Monday - Friday.

TRENDING

Reflections on “Yes they can control the weather.”

Marjorie Taylor Greene is wildly wrong about government scientists controlling hurricanes. There is a rich history of weather modification experiments that make that false claim more dangerous.

Why You Should Read CA’s ExxonMobil Plastic Lawsuit

California’s lawsuit against ExxonMobil for lying about plastic recycling is the latest example of the state using old-fashioned legal tools to address more modern harms.

The Election, Vehicle Emissions, and State Climate Plans

If the California car waiver survives a possible Trump presidency, we may have the overruling of Chevron to thank.

How to Make Trees Worth More Standing Than Cut Down

The Katoomba Group is celebrating 25 years of pioneering new approaches to realizing value in nature. Here’s what we’ve learned.

Climate, Energy, and Environment on the Ballot

Ballot measures in Washington and California are especially important but others are worth noting.

Model Uncertainty in Politics and Climate Policy

The polls could be systematically off, not just due to random error. That’s a worry with climate models as well.

Still Crazy After All These Years

There’s been an alarming growth of conspiracy theories, often antisemitic ones, to explain extreme weather events.

We Need a Circular Economy for EV Batteries

California got close to making suppliers ensure EV batteries are managed responsibly at end of life. Here’s why 2025 should be the year California creates a circular economy for EV batteries.

The Dangerous Embrace of Convenient Narratives Over Inconvenient Truths

As it turns out, Nature doesn’t care what stories you post on social media or spin on TV.

New Environmental Laws Focus on Public Health

Many of the environmental-focused bills that the governor signed this year involve ways to alleviate the health disparities faced by frontline communities.