Alien Invasion: Invasive Exotic Species in Minnesota

Erin Hendel   “We are in a period of the world’s history when the mingling of thousands of kinds of organisms from different parts of the world are setting up terrific dislocations in nature.” – Charles S. Elton Along the banks of the Mississippi River in Minneapolis and St. Paul, …

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Green Facades

Corrie Zoll & Chris Wegscheid Minnesota Green Roofs Council Green walls use living plant material on walls to beautify buildings, improve air quality and reduce energy costs. Ivy covering a building blocks direct summer sunlight, but admits winter sunlight after the leaves have fallen. Modern green walls can provide the …

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