Our Daily Planet: Wisconsin Tornado Record and Atomic Deserts

Each weekday morning, OurAmazingPlanet takes the pulse of the Earth, reporting on natural phenomena and exploration news from around the globe.

Atomic Deserts: Chernobyl and Three Mile Island aren't the world's only radioactive no-go zones. The world is full of nuclear disaster sites.

Fox Fight: Red foxes are stepping on the turf of Russia's Arctic foxes. For the first time, a red fox has been observed intruding on an Arctic fox breeding den in Russia's far north. Climate change could be behind the move north.

Savage Sets Sail: Roz Savage is attempting to sail the Indian Ocean in a row boat, all by herself.

Wisconsin Tornado Record: The National Weather Service confirmed 10 tornadoes touched down in Wisconsin earlier this week, tying a state record for the largest tornado outbreak.

North Dakota Flood Watch: People in Burlington, a city of about 1,200 people, were warned that a dam failure could lead to 3-foot (1 meter) rise in the bloated Des Lacs River.

Previously on Our Daily Planet: Texas Wildfire Watch and Korean Volcano Talks

Reach OurAmazingPlanet staff writer Brett Israel at bisrael@techmedianetwork.com. Follow him on Twitter @btisrael.