In the past 100 years, the planet has warmed in the range of 10 times faster than it did on average over the past 5,000. In response, thousands of species are traveling poleward, climbing to higher elevations, and diving deeper into the seas, seeking their preferred environmental conditions. This great migration is challenging traditional ideas
Pewaukee Lake was formed in 1838 when a dam was constructed along the Pewaukee River and the wetland was flooded. It combined with Snake Lake to form the 2,500 acre Pewaukee Lake. For 40 years – 1945 to 1985 – the sanitary district used herbicides, including 2-4-D for 17 years, in an attempt to control
According to a Fish and Wildlife study, almost 80 percent of non-native species found on the West Coast were first sighted in California. You might have heard about ballast water. Cargo ships fill their holds with seawater to stay balanced, but that water can also carry invasive species. Since 1999, ships have been required to
Are Invasive Species Really Bad. The Invasive Species War Boston Sunday Globe Sunday July 31st, 2011 The European water chestnut is considered an invasive species, one of the 1,500 or so plants and animals across the united States that have ended up settling in places where they don’t belong because of human activity. It’s a
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