Erin Hassanzadeh

A scientist warns that the effects of climate change could ultimately drive Minnesota's state bird out of the state entirely.

— The Saint Paul Hotel is a local institution in its own right. But this weekend, it's turning up the fancy factor for an exclusive and memorable course dinner.

These days, the best-selling author, podcaster, advocate and mother is living in a quiet corner of Washington, but she's not remaining silent, and is instead using her voice to advocate for the wrongfully convicted still behind bars.

MINNEAPOLIS — Climate scientists say this will be the hottest year on record, for a second year in a row. It will also exceed a worldwide pledge to keep global warming under 1.5 degrees Celsius.

COTTAGE GROVE, Minn. — When it comes to PFAS pollution, Cottage Grove considers itself ground zero.

LAKE ELMO, Minn. — PFAS are forever chemicals used in everyday items like nonstick pans, dental floss and food packaging that can build up in our bodies and harm our health.

AFTON, Minn. — A former 3M scientist says she now believes executives knew PFAS were potentially harmful long before they shared that information.

A former 3M scientist alleges the company concealed evidence of PFAS contamination and its risks in Minnesota despite early warnings.Erin Hassanzadeh reports for CBS News.In short:Kris Hansen, a former 3M scientist, discovered PFOS, a type of PFAS, in blood samples in 1997 and was alarmed...

COTTAGE GROVE, Minn. — Minnesota has the strongest PFAS prevention laws in the country.

According to a climate opinion poll, 53% of Minnesotans say a presidential candidate's view on global warming is important to their vote, and 64% say developing clean energy should be a priority for the president and Congress.