Adam Bechle, a graduate student at the University of Wisconsin, explains what he is learning about unusually high waves near Lake Superior's Apostle Islands.

Scientists that study the world's largest lakes meet once a year to discuss their work. Here are a few thoughts from their 2011 conference held on the western edge of Lake Superior.

Dr. Pat Schoff, research associate with UMD's Natural Resources Research Institute, relates declining frog populations to our activities and use of synthetic chemicals.

Dr. Pat Schoff, research associate with UMD's Natural Resources Research Institute, discusses the possible causes of the malformations seen in some frog populations.

Doug Ricketts, research associate and marine superintendent, talks about the R/V Blue Heron's busy schedule and the science conducted on board. The Blue Heron is the UMD Large Lakes Observatory's research vessel.

National Weather Service warning coordinator meteorologist, Carol Christenson, discusses summer weather phenomena around Lake Superior.

Steve Dahl, a commercial fisherman on Minnesota's North Shore, talks about gill netting Lake Herring and the changes he's seen after 25 years of plying the waters of Lake Superior.

UMD associate professor Stephanie Guildford talks with guest host Maija Morton about research, primary production, and phosphorous in large lakes.

Minnesota Sea Grant director Jeff Gunderson discusses the possibility that lake whitefish spawned in the St. Louis River, a major Lake Superior tributary, more than a century ago and that they might do so again someday.

Lorena Rios, assistant professor of chemistry at the University of Wisconsin-Superior, talks about an ocean region where fragmented plastic accumulates, and plastic in Lake Superior.