Environment

Glacial Ridge National Wildlife Refuge is taking shape in northwest Minnesota. The large prairie and wetland ecosystem is already attracting birds and scientists.

The Minnesota Pollution Control Agency has cancelled the air pollution health advisory that it had issued for Tuesday through Saturday.

Midday remembers Harrison Bud Tordoff, who died last week, with a special rebroadcast from MPR's "Voices of Minnesota" series. Tordoff was known as the man who saved the peregrine falcons in Minnesota. Also part of this series is an interview with Minnesota nature photographer Jim Brandenburg.

As water demand grows, researchers are becoming more interested in how fast we're using our water supplies. One growing area of study is underground aquifers.

The Minnesota Pollution Control Agency has issued an air pollution health advisory for the southern two-thirds of the state.

Red-headed woodpeckers, a bird once common to Minnesota, are in serious decline. A new group is developing plans for saving the bird's favorite habitat: dead trees.

A large dairy operation near Thief River Falls in northwestern Minnesota, continues to violate air quality standards.

The Minnesota Pollution Control Agency is asking for public comment on a plan to clean up contamination at the 3M disposal site in Woodbury.

Cleveland Cliffs Corporation says it's planning modifications at its United Taconite plant in Forbes, Minn. that will increase production while decreasing air emissions.

Minnesota officials are fighting a slowly advancing gypsy moth invasion and encouraging people to stop helping the troublesome insects.