![]() If the carp reach Lake Michigan, it will affect a $7 billion fishing industry. The issue of invasive carp inflated after we dug channels to connect rivers and lakes together. It’s a cheap way to solve a complex problem. Big fish like us would be electrocuted in its fully charged headwaters. The current’s gradient (electrical current that is) becomes uncomfortable for bigger fish to swim into and makes them turn back. ![]() ![]() The United States Army Corps of Engineers passes electricity into the water. As a result, you’d die if you swum in parts of the Chicago River. I was shocked to discover how authorities stop the spread of oxygen-choking foreign fish (carp). The book begins on an expedition ‘down the river’ … as Kolbert says, ‘rivers make good metaphors’. Geo-engineering world climate: five plans that will end civilisation and one that won’t #ecoalchemy. ![]() We’re in the midst of an ecosystem brain drain. ![]()
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