https://padlet.com/lisle202/ik41ndi1wvse List ideas that have contributed to the Illinois River Valley's evolution and the creation of Starved Rock State Park and Matthiessen State Park. en-us 2017-11-07 16:58:43 UTC 2026-01-06 05:13:19 UTC hello@padlet.com https://padlet-assets.storage.googleapis.com/portrait/sticky.jpg ih19211 https://padlet.com/lisle202/ik41ndi1wvse/wish/204461234 The magnetic field is our radiation sheild. Our planets magnetosphere keeps most of space's weather effects where they belong; in space. The weather tears away at the materials that composed the Illinoi]]> 2017-11-07 17:00:47 UTC https://padlet.com/lisle202/ik41ndi1wvse/wish/204461234 ih19211 https://padlet.com/lisle202/ik41ndi1wvse/wish/204461308 Several changes in agricultural practices during the same period have significantly affected erosion processes in the Illinois River basin.

]]> 2017-11-07 17:00:55 UTC https://padlet.com/lisle202/ik41ndi1wvse/wish/204461308 tk18181 https://padlet.com/lisle202/ik41ndi1wvse/wish/204461392 As we live on the land, we constantly change it. We bring waste and pollution into the world by all the manufacturing we do. We started 

]]> 2017-11-07 17:01:04 UTC https://padlet.com/lisle202/ik41ndi1wvse/wish/204461392 ih19211 https://padlet.com/lisle202/ik41ndi1wvse/wish/204461405 -In the last 200 years, the Illinois River has been deepened, damned, contained by levees, polluted, silted-in, dredged-out, and turned into one of the country's busiest shipping lanes. 
-Commercial fishing was a major source of income. ]]> 2017-11-07 17:01:06 UTC https://padlet.com/lisle202/ik41ndi1wvse/wish/204461405 ih19211 https://padlet.com/lisle202/ik41ndi1wvse/wish/204461569 Glaciers brought in large boulders of metamorphic and igneous rocks that geologists call eratics. ]]> 2017-11-07 17:01:24 UTC https://padlet.com/lisle202/ik41ndi1wvse/wish/204461569 ih19211 https://padlet.com/lisle202/ik41ndi1wvse/wish/204461642 River ecosystems encompass river channels and its floodplains and form a diverse mosaic of habitats with the riparian area at the transition zone between the land and water. During flood events, water and sediment are transported onto the floodplain and provide the nutrients that render river ecosystems highly productive. ]]> 2017-11-07 17:01:32 UTC https://padlet.com/lisle202/ik41ndi1wvse/wish/204461642 ih19211 https://padlet.com/lisle202/ik41ndi1wvse/wish/204461791 Strong winds blew across the out wash plains and piled sand into hills that moved across the land. They were covered with vegetation. ]]> 2017-11-07 17:01:50 UTC https://padlet.com/lisle202/ik41ndi1wvse/wish/204461791 dh18118 https://padlet.com/lisle202/ik41ndi1wvse/wish/204461838 They illustrate the life forms present before there deaths or even possibly their extinction events. The animal and human influes]]> 2017-11-07 17:01:55 UTC https://padlet.com/lisle202/ik41ndi1wvse/wish/204461838