Under the Lens Archives

Under the Lens: Visualizing Ammonia Air Pollution

June 27, 2023

It’s summer, and in Wisconsin, that means peak season for dangerous ammonia air pollution. A new analysis of satellite imagery by Clean…

Under the Lens: Exploring carbon capture and storage

April 11, 2023

Carbon Capture and Storage, what is it and how does it work? Many analyses investigating how to reach climate goals include carbon…

Under the Lens: Wisconsin’s Wolves

November 22, 2021

Wolves have been in the news with the controversial quota-setting process for Wisconsin’s wolf hunt. Clean Wisconsin Staff Scientist Paul Mathewson takes a look at the wolf population in our state.…

Under the Lens: Just how bad is tar sands oil for the climate?

March 15, 2021

With the proposed rerouting of the Line 5 Pipeline in northern Wisconsin making headlines last year and currently going through the environmental impact analysis process with the Department of Natural Resources, this column takes a look at tar sands oil and its effect on climate change.…

Under the Lens: Is Wisconsin seeing more heavy rain events?

March 10, 2020

One of the anticipated impacts of climate change in Wisconsin is an increase in extreme storms and subsequent flood events. Those of us in southern Wisconsin got a taste of this from the storm last August that dropped nearly of a foot rain in parts of Dane County, and many other areas of the state experienced similar heavy rain events. While it is impossible to definitively attribute a particular event to climate change, is there any evidence that we are already experiencing more heavy rain events?…

Nitrate pollution’s impact on Wisconsin’s health & economy

February 24, 2020

Our research puts a number on the nitrate pollution crisis being felt around the state. Not only is this a serious threat to human health, but it has a major impact on our state’s economy.…

Under the Lens: Unpacking PFAS pollution

May 22, 2019

What we know about this emerging threat to our water and health.…

Under the Lens: Microbeads

April 14, 2014

Pre-production plastic pellets, or “nurdles,” are used in the manufacturing of the plastic products and can easily enter the environment. PHOTO: Flickr/NOAA Marine…

Under the Lens: Rock Salt

January 14, 2014

Winter: The Season of Salt Winter in Wisconsin may mean different things to different people, but snow and ice are always the major…

Bellwether: Brook trout are a useful indicator species in Wisconsin waters

July 16, 2013

Fishing is a big deal in Wisconsin. In addition to being part of our heritage, our strong angling tradition makes it a $1.4…

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