Reporter | Environment

Bjorhus previously covered a range of topics for major metro newspapers, including the Seattle Times and San Jose Mercury News. She lives in St. Paul with her husband, Ranjit, and has two sons and a cat.

U campus cuts climate-changing emissions by half since 2008

The number puts the Twin Cities campus at No. 2 in the Big Ten 10 for carbon cuts. Its 51% drop in greenhouse gases was largely attributed to increased energy efficiency and greener power.

Winona County rejects dairy farm expansion

Tie vote means the request to add thousands of animals failed.

High levels of arsenic found in well water in northeast Minn. township

Residents are scrambling for a treatment solution after a test found arsenic levels at 10 times the acceptable limit.

Line 3 opponents plan flyover with thermal imaging of pipeline

Opponents say thermal imaging will show potential damage.

Minnesotans join push for change at U.N. climate summit

Panels broadcast from Glasgow highlight Minnesota climate efforts.

Environment, center stage: How Hastings students got an outdoor learning lab

The Hastings School District acquired 56 acres of restored grasslands on the Vermillion River in an usual land deal — one with a cast of…

Conversion of grasslands to crops threatens state's wildlife, water, climate

Minnesota lost nearly 2 million acres of grassland to crops from 2012 to 2019, according to the World Wildlife Fund's Northern Great Plains program. That's more than the state of Delaware.

Feds hit brakes again on copper mining near Boundary Waters

The future of the Twin Metals copper-mine project is in question.

Court decision affirming Limbo Creek is not a ditch could affect waterways across Minnesota

The case out of Renville County could lead to more environmental review.

Oil flows through Line 3, but cleanup work remains

Enbridge has launched a major cleanup effort in Clearwater County to repair an aquifer crews punctured during construction in January. Artesian groundwater has been welling up for more than eight months, wasting at least 24 million gallons and threatening to dry out two rare and protected wetland areas nearby.