Denise Thornton

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Arlene Koziol

The monarch butterfly population has plunged to alarming levels in recent years. But this year, the iconic butterflies are seemingly everywhere. Read more



Mary Kay Baum

The proposed Driftless Trail would connect Blue Mound, Tower Hill and Governor Dodge state parks, the cliffs and gorges of the Ridgeway Pine Relict State Natural Area and the trout streams of the Lower Wisconsin State Riverway. Read more

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Courtesy Madison Parks Division

There are an estimated 2 million ash trees in Dane County. As more of them are killed by the emerald ash borer invasion, the devastation will be impossible to ignore. Read more

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Wis. Dept. of Natural Resources

Since 1985, Wisconsin has paid hunters more than $700,000 for dogs who were killed by wolves during a hunt. No other state does this. Sen. Fred Risser wants to the end the payments, which some call “hunter welfare.” Read more

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Bryce Richter/UW-Madison

Karen Oberhauser, the new director of UW-Madison’s Arboretum, hopes to expand the facility’s citizen research. She’s the first permanent director since 2012. Read more

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U.S. Fish & Wildlife Service

A federal appeals court has given gray wolves in the Great Lakes a reprieve. But the animals could still end up being delisted, either by the Environmental Protection Agency or Congress. Read more

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Locally grown cut flowers are clean, green and in demand. And Madison is ahead of the curve in supplying them. Read more

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In the past several years, gray wolves have gone on and off the list of animals protected by the Endangered Species Act. In Wisconsin, being removed automatically means the animals will be hunted. Will they survive? Read more

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Stephanie Precourt/UW-Madison College of Engineering

UW-Madison researchers have figured out a way to turn footsteps into power. Placed in areas of high foot traffic, it could generate substantial amounts of electricity. Read more

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For a century, buckthorn trees have frustrated both environmentalists and gardeners trying to eradicate the invasive species. But a UW-Madison student found a new way to kill them: the Buckthorn Baggie. Read more

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Susan Day

European earthworms have been a destructive presence in the United States, although their presence has created some benefits for gardeners and farmers. Their Asian cousins, the “jumping worms,” appear to have no benefits. Read more

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Daniel Libby

The ATC power line would erect 500 steel towers 10 to 15 stories high that would slice through the Driftless Area west of Madison. A coalition of environmental groups is calling on scientists from several fields to scrutinize the project’s impacts. Read more

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Center for Wood Anatomy Research

The wood products industry is worth $150 billion a year, with much of that due to illegal logging of endangered forests. But Madison’s Alex Wiedenhoeft is on the case, helping customs officials sleuth out which trees have been illegally cut. Read more

Isthmus Cover Stories 1 Comments


Bryce Richter/UW-Madison

Katie Brenner knew there had to be an easier way to monitor her fertility cycle in order to get pregnant. So she helped invent one, with a new app that has potential not just in aiding reproduction, but in monitoring women’s health. Read more

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Jeff Miller/UW-Madison

​Some autistic children struggle with balance skills. A UW team has developed a Wii computer game that it hopes might give them a leg up. Read more


Epilepsy affects between 2.2 million and 3 million people, costing Americans an estimated $15 billion a year. To help people better understand the condition, the UW-Madison is mapping the brains of people who suffer from it. Read more

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John Maniaci

​The ability to speak has become more important than ever. UW scientists have discovered a way to generate new vocal tissue, offering hope to those suffering to be heard. Read more


​Several UW-Madison scientists have been leading the study of climate change. Next week in Paris, they’ll be urging world leaders to take action on the issue. Read more

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Arlene Koziol

Every year, monarch butterflies migrate thousands of miles south. But with their numbers in decline, the Madison Audubon Society is taking part in an effort to tag them and monitor their journey. Read more


Outside of Alaska, Wisconsin has the largest population of black bears in the country. And that population is growing and creeping closer to Dane County. Read more